Home / 426,884,472-589,102,614.24-231,314,531.52

Finding the Fourth Proportional to 426,884,472, 589,102,614.24 and 231,314,531.52

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Solution

The fourth proportional to 426,884,472, 589,102,614.24 and 231,314,531.52 is: 319,215,160.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,884,472 : 589,102,614.24 = 231,314,531.52 : x
  2. Step 2: Convert to fraction form
    426,884,472/589,102,614.24 = 231,314,531.52/x
  3. Step 3: Cross multiply
    426,884,472x = 589,102,614.24 × 231,314,531.52
  4. Step 4: Simplify right side
    426,884,472x = 136,267,995,230,132,896
  5. Step 5: Solve for x
    x = 136,267,995,230,132,896/426,884,472
  6. Step 6: Final answer
    x = 319,215,160.47

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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.