Home / 178,848,000.10-268,272,000.15-171,793,612.90

Finding the Fourth Proportional to 178,848,000.10, 268,272,000.15 and 171,793,612.90

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Solution

The fourth proportional to 178,848,000.10, 268,272,000.15 and 171,793,612.90 is: 257,690,419.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,848,000.10 : 268,272,000.15 = 171,793,612.90 : x
  2. Step 2: Convert to fraction form
    178,848,000.10/268,272,000.15 = 171,793,612.90/x
  3. Step 3: Cross multiply
    178,848,000.10x = 268,272,000.15 × 171,793,612.90
  4. Step 4: Simplify right side
    178,848,000.10x = 46,087,416,145,677,848
  5. Step 5: Solve for x
    x = 46,087,416,145,677,848/178,848,000.10
  6. Step 6: Final answer
    x = 257,690,419.35

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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.