Home / 269,098,807.77-403,581,024.86-87,397,948.89

Finding the Fourth Proportional to 269,098,807.77, 403,581,024.86 and 87,397,948.89

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Solution

The fourth proportional to 269,098,807.77, 403,581,024.86 and 87,397,948.89 is: 131,075,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,098,807.77 : 403,581,024.86 = 87,397,948.89 : x
  2. Step 2: Convert to fraction form
    269,098,807.77/403,581,024.86 = 87,397,948.89/x
  3. Step 3: Cross multiply
    269,098,807.77x = 403,581,024.86 × 87,397,948.89
  4. Step 4: Simplify right side
    269,098,807.77x = 35,272,153,783,251,112
  5. Step 5: Solve for x
    x = 35,272,153,783,251,112/269,098,807.77
  6. Step 6: Final answer
    x = 131,075,102.40

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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.