Home / 929,223,025.70-1,393,834,538.55-411,103,480.10

Finding the Fourth Proportional to 929,223,025.70, 1,393,834,538.55 and 411,103,480.10

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Solution

The fourth proportional to 929,223,025.70, 1,393,834,538.55 and 411,103,480.10 is: 616,655,220.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,223,025.70 : 1,393,834,538.55 = 411,103,480.10 : x
  2. Step 2: Convert to fraction form
    929,223,025.70/1,393,834,538.55 = 411,103,480.10/x
  3. Step 3: Cross multiply
    929,223,025.70x = 1,393,834,538.55 × 411,103,480.10
  4. Step 4: Simplify right side
    929,223,025.70x = 573,010,229,481,482,624
  5. Step 5: Solve for x
    x = 573,010,229,481,482,624/929,223,025.70
  6. Step 6: Final answer
    x = 616,655,220.15

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Half scale
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Double scale
Find fourth proportional to 929,223,026.70, 1,393,834,540.05 and 411,103,481.10
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.