Home / 65,038,120.12-89,758,282.17-35,675,127.88

Finding the Fourth Proportional to 65,038,120.12, 89,758,282.17 and 35,675,127.88

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Solution

The fourth proportional to 65,038,120.12, 89,758,282.17 and 35,675,127.88 is: 49,234,790.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,038,120.12 : 89,758,282.17 = 35,675,127.88 : x
  2. Step 2: Convert to fraction form
    65,038,120.12/89,758,282.17 = 35,675,127.88/x
  3. Step 3: Cross multiply
    65,038,120.12x = 89,758,282.17 × 35,675,127.88
  4. Step 4: Simplify right side
    65,038,120.12x = 3,202,138,194,613,259.50
  5. Step 5: Solve for x
    x = 3,202,138,194,613,259.50/65,038,120.12
  6. Step 6: Final answer
    x = 49,234,790.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.