Home / 65,660,542.60-98,490,813.90-60,369,752.20

Finding the Fourth Proportional to 65,660,542.60, 98,490,813.90 and 60,369,752.20

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Solution

The fourth proportional to 65,660,542.60, 98,490,813.90 and 60,369,752.20 is: 90,554,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,660,542.60 : 98,490,813.90 = 60,369,752.20 : x
  2. Step 2: Convert to fraction form
    65,660,542.60/98,490,813.90 = 60,369,752.20/x
  3. Step 3: Cross multiply
    65,660,542.60x = 98,490,813.90 × 60,369,752.20
  4. Step 4: Simplify right side
    65,660,542.60x = 5,945,866,029,119,316
  5. Step 5: Solve for x
    x = 5,945,866,029,119,316/65,660,542.60
  6. Step 6: Final answer
    x = 90,554,628.30

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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.