Home / 1,112,777,924.60-1,669,166,886.90-698,920,542.20

Finding the Fourth Proportional to 1,112,777,924.60, 1,669,166,886.90 and 698,920,542.20

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Solution

The fourth proportional to 1,112,777,924.60, 1,669,166,886.90 and 698,920,542.20 is: 1,048,380,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,777,924.60 : 1,669,166,886.90 = 698,920,542.20 : x
  2. Step 2: Convert to fraction form
    1,112,777,924.60/1,669,166,886.90 = 698,920,542.20/x
  3. Step 3: Cross multiply
    1,112,777,924.60x = 1,669,166,886.90 × 698,920,542.20
  4. Step 4: Simplify right side
    1,112,777,924.60x = 1,166,615,025,614,434,304
  5. Step 5: Solve for x
    x = 1,166,615,025,614,434,304/1,112,777,924.60
  6. Step 6: Final answer
    x = 1,048,380,813.30

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Double scale
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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.