Home / 590,491,417.20-885,737,125.80-360,908,905.20

Finding the Fourth Proportional to 590,491,417.20, 885,737,125.80 and 360,908,905.20

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Solution

The fourth proportional to 590,491,417.20, 885,737,125.80 and 360,908,905.20 is: 541,363,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,491,417.20 : 885,737,125.80 = 360,908,905.20 : x
  2. Step 2: Convert to fraction form
    590,491,417.20/885,737,125.80 = 360,908,905.20/x
  3. Step 3: Cross multiply
    590,491,417.20x = 885,737,125.80 × 360,908,905.20
  4. Step 4: Simplify right side
    590,491,417.20x = 319,670,416,367,472,640
  5. Step 5: Solve for x
    x = 319,670,416,367,472,640/590,491,417.20
  6. Step 6: Final answer
    x = 541,363,357.80

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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.