Home / 77,558,654.61-116,336,985.41-25,767,071.96

Finding the Fourth Proportional to 77,558,654.61, 116,336,985.41 and 25,767,071.96

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Solution

The fourth proportional to 77,558,654.61, 116,336,985.41 and 25,767,071.96 is: 38,650,276.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,558,654.61 : 116,336,985.41 = 25,767,071.96 : x
  2. Step 2: Convert to fraction form
    77,558,654.61/116,336,985.41 = 25,767,071.96/x
  3. Step 3: Cross multiply
    77,558,654.61x = 116,336,985.41 × 25,767,071.96
  4. Step 4: Simplify right side
    77,558,654.61x = 2,997,663,474,151,672.50
  5. Step 5: Solve for x
    x = 2,997,663,474,151,672.50/77,558,654.61
  6. Step 6: Final answer
    x = 38,650,276.87

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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.