Home / 747,171,419.60-1,120,757,129.40-736,967,752.40

Finding the Fourth Proportional to 747,171,419.60, 1,120,757,129.40 and 736,967,752.40

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Solution

The fourth proportional to 747,171,419.60, 1,120,757,129.40 and 736,967,752.40 is: 1,105,451,628.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,171,419.60 : 1,120,757,129.40 = 736,967,752.40 : x
  2. Step 2: Convert to fraction form
    747,171,419.60/1,120,757,129.40 = 736,967,752.40/x
  3. Step 3: Cross multiply
    747,171,419.60x = 1,120,757,129.40 × 736,967,752.40
  4. Step 4: Simplify right side
    747,171,419.60x = 825,961,862,640,194,048
  5. Step 5: Solve for x
    x = 825,961,862,640,194,048/747,171,419.60
  6. Step 6: Final answer
    x = 1,105,451,628.60

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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.