Home / 77,456,025.60-106,891,232.11-42,175,764.83

Finding the Fourth Proportional to 77,456,025.60, 106,891,232.11 and 42,175,764.83

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Solution

The fourth proportional to 77,456,025.60, 106,891,232.11 and 42,175,764.83 is: 58,203,599.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,456,025.60 : 106,891,232.11 = 42,175,764.83 : x
  2. Step 2: Convert to fraction form
    77,456,025.60/106,891,232.11 = 42,175,764.83/x
  3. Step 3: Cross multiply
    77,456,025.60x = 106,891,232.11 × 42,175,764.83
  4. Step 4: Simplify right side
    77,456,025.60x = 4,508,219,467,698,516
  5. Step 5: Solve for x
    x = 4,508,219,467,698,516/77,456,025.60
  6. Step 6: Final answer
    x = 58,203,599.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.