Home / 269,618,681.91-372,070,157.28-150,543,125.72

Finding the Fourth Proportional to 269,618,681.91, 372,070,157.28 and 150,543,125.72

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Solution

The fourth proportional to 269,618,681.91, 372,070,157.28 and 150,543,125.72 is: 207,747,490.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,618,681.91 : 372,070,157.28 = 150,543,125.72 : x
  2. Step 2: Convert to fraction form
    269,618,681.91/372,070,157.28 = 150,543,125.72/x
  3. Step 3: Cross multiply
    269,618,681.91x = 372,070,157.28 × 150,543,125.72
  4. Step 4: Simplify right side
    269,618,681.91x = 56,012,604,463,033,592
  5. Step 5: Solve for x
    x = 56,012,604,463,033,592/269,618,681.91
  6. Step 6: Final answer
    x = 207,747,490.14

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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.