Home / 79,779,253.71-119,423,438.51-52,053,470.88

Finding the Fourth Proportional to 79,779,253.71, 119,423,438.51 and 52,053,470.88

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Solution

The fourth proportional to 79,779,253.71, 119,423,438.51 and 52,053,470.88 is: 77,920,063.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,779,253.71 : 119,423,438.51 = 52,053,470.88 : x
  2. Step 2: Convert to fraction form
    79,779,253.71/119,423,438.51 = 52,053,470.88/x
  3. Step 3: Cross multiply
    79,779,253.71x = 119,423,438.51 × 52,053,470.88
  4. Step 4: Simplify right side
    79,779,253.71x = 6,216,404,478,161,650
  5. Step 5: Solve for x
    x = 6,216,404,478,161,650/79,779,253.71
  6. Step 6: Final answer
    x = 77,920,063.04

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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.