Home / 77,761,490.20-116,642,235.30-29,892,434.20

Finding the Fourth Proportional to 77,761,490.20, 116,642,235.30 and 29,892,434.20

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Solution

The fourth proportional to 77,761,490.20, 116,642,235.30 and 29,892,434.20 is: 44,838,651.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,761,490.20 : 116,642,235.30 = 29,892,434.20 : x
  2. Step 2: Convert to fraction form
    77,761,490.20/116,642,235.30 = 29,892,434.20/x
  3. Step 3: Cross multiply
    77,761,490.20x = 116,642,235.30 × 29,892,434.20
  4. Step 4: Simplify right side
    77,761,490.20x = 3,486,720,343,646,167
  5. Step 5: Solve for x
    x = 3,486,720,343,646,167/77,761,490.20
  6. Step 6: Final answer
    x = 44,838,651.30

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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.