Home / 1,123,729,451.40-1,685,594,177.10-1,100,771,200.20

Finding the Fourth Proportional to 1,123,729,451.40, 1,685,594,177.10 and 1,100,771,200.20

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Solution

The fourth proportional to 1,123,729,451.40, 1,685,594,177.10 and 1,100,771,200.20 is: 1,651,156,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,729,451.40 : 1,685,594,177.10 = 1,100,771,200.20 : x
  2. Step 2: Convert to fraction form
    1,123,729,451.40/1,685,594,177.10 = 1,100,771,200.20/x
  3. Step 3: Cross multiply
    1,123,729,451.40x = 1,685,594,177.10 × 1,100,771,200.20
  4. Step 4: Simplify right side
    1,123,729,451.40x = 1,855,453,525,376,498,432
  5. Step 5: Solve for x
    x = 1,855,453,525,376,498,432/1,123,729,451.40
  6. Step 6: Final answer
    x = 1,651,156,800.30

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Half scale
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Double scale
Find fourth proportional to 1,123,729,452.40, 1,685,594,178.60 and 1,100,771,201.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.