Home / 67,313,359.20-100,970,038.80-55,834,233.60

Finding the Fourth Proportional to 67,313,359.20, 100,970,038.80 and 55,834,233.60

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Solution

The fourth proportional to 67,313,359.20, 100,970,038.80 and 55,834,233.60 is: 83,751,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,313,359.20 : 100,970,038.80 = 55,834,233.60 : x
  2. Step 2: Convert to fraction form
    67,313,359.20/100,970,038.80 = 55,834,233.60/x
  3. Step 3: Cross multiply
    67,313,359.20x = 100,970,038.80 × 55,834,233.60
  4. Step 4: Simplify right side
    67,313,359.20x = 5,637,584,732,960,264
  5. Step 5: Solve for x
    x = 5,637,584,732,960,264/67,313,359.20
  6. Step 6: Final answer
    x = 83,751,350.40

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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.