Home / 283,145,959.40-424,718,939.10-89,116,850.30

Finding the Fourth Proportional to 283,145,959.40, 424,718,939.10 and 89,116,850.30

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Solution

The fourth proportional to 283,145,959.40, 424,718,939.10 and 89,116,850.30 is: 133,675,275.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,145,959.40 : 424,718,939.10 = 89,116,850.30 : x
  2. Step 2: Convert to fraction form
    283,145,959.40/424,718,939.10 = 89,116,850.30/x
  3. Step 3: Cross multiply
    283,145,959.40x = 424,718,939.10 × 89,116,850.30
  4. Step 4: Simplify right side
    283,145,959.40x = 37,849,614,115,349,520
  5. Step 5: Solve for x
    x = 37,849,614,115,349,520/283,145,959.40
  6. Step 6: Final answer
    x = 133,675,275.45

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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.