Home / 92,679,477.20-139,068,982.20-38,832,232.40

Finding the Fourth Proportional to 92,679,477.20, 139,068,982.20 and 38,832,232.40

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Solution

The fourth proportional to 92,679,477.20, 139,068,982.20 and 38,832,232.40 is: 58,269,200.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,679,477.20 : 139,068,982.20 = 38,832,232.40 : x
  2. Step 2: Convert to fraction form
    92,679,477.20/139,068,982.20 = 38,832,232.40/x
  3. Step 3: Cross multiply
    92,679,477.20x = 139,068,982.20 × 38,832,232.40
  4. Step 4: Simplify right side
    92,679,477.20x = 5,400,359,036,421,863
  5. Step 5: Solve for x
    x = 5,400,359,036,421,863/92,679,477.20
  6. Step 6: Final answer
    x = 58,269,200.47

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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.