Home / 104,976,143.60-157,464,215.40-66,234,094.70

Finding the Fourth Proportional to 104,976,143.60, 157,464,215.40 and 66,234,094.70

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Solution

The fourth proportional to 104,976,143.60, 157,464,215.40 and 66,234,094.70 is: 99,351,142.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,143.60 : 157,464,215.40 = 66,234,094.70 : x
  2. Step 2: Convert to fraction form
    104,976,143.60/157,464,215.40 = 66,234,094.70/x
  3. Step 3: Cross multiply
    104,976,143.60x = 157,464,215.40 × 66,234,094.70
  4. Step 4: Simplify right side
    104,976,143.60x = 10,429,499,754,664,800
  5. Step 5: Solve for x
    x = 10,429,499,754,664,800/104,976,143.60
  6. Step 6: Final answer
    x = 99,351,142.05

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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.