Home / 156,881,572.20-235,322,358.30-47,705,876.10

Finding the Fourth Proportional to 156,881,572.20, 235,322,358.30 and 47,705,876.10

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Solution

The fourth proportional to 156,881,572.20, 235,322,358.30 and 47,705,876.10 is: 71,558,814.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,881,572.20 : 235,322,358.30 = 47,705,876.10 : x
  2. Step 2: Convert to fraction form
    156,881,572.20/235,322,358.30 = 47,705,876.10/x
  3. Step 3: Cross multiply
    156,881,572.20x = 235,322,358.30 × 47,705,876.10
  4. Step 4: Simplify right side
    156,881,572.20x = 11,226,259,268,619,608
  5. Step 5: Solve for x
    x = 11,226,259,268,619,608/156,881,572.20
  6. Step 6: Final answer
    x = 71,558,814.15

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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.