Home / 457,258,614.24-631,021,321.59-248,416,254.30

Finding the Fourth Proportional to 457,258,614.24, 631,021,321.59 and 248,416,254.30

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Solution

The fourth proportional to 457,258,614.24, 631,021,321.59 and 248,416,254.30 is: 342,816,839.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,258,614.24 : 631,021,321.59 = 248,416,254.30 : x
  2. Step 2: Convert to fraction form
    457,258,614.24/631,021,321.59 = 248,416,254.30/x
  3. Step 3: Cross multiply
    457,258,614.24x = 631,021,321.59 × 248,416,254.30
  4. Step 4: Simplify right side
    457,258,614.24x = 156,755,953,092,823,552
  5. Step 5: Solve for x
    x = 156,755,953,092,823,552/457,258,614.24
  6. Step 6: Final answer
    x = 342,816,839.77

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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.