Home / 177,413,728.60-266,120,592.90-100,707,117.40

Finding the Fourth Proportional to 177,413,728.60, 266,120,592.90 and 100,707,117.40

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Solution

The fourth proportional to 177,413,728.60, 266,120,592.90 and 100,707,117.40 is: 151,060,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,413,728.60 : 266,120,592.90 = 100,707,117.40 : x
  2. Step 2: Convert to fraction form
    177,413,728.60/266,120,592.90 = 100,707,117.40/x
  3. Step 3: Cross multiply
    177,413,728.60x = 266,120,592.90 × 100,707,117.40
  4. Step 4: Simplify right side
    177,413,728.60x = 26,800,237,791,737,908
  5. Step 5: Solve for x
    x = 26,800,237,791,737,908/177,413,728.60
  6. Step 6: Final answer
    x = 151,060,676.10

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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.