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Finding the Fourth Proportional to 178,897,354.80, 268,346,032.20 and 178,897,354.80

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Solution

The fourth proportional to 178,897,354.80, 268,346,032.20 and 178,897,354.80 is: 268,346,032.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,897,354.80 : 268,346,032.20 = 178,897,354.80 : x
  2. Step 2: Convert to fraction form
    178,897,354.80/268,346,032.20 = 178,897,354.80/x
  3. Step 3: Cross multiply
    178,897,354.80x = 268,346,032.20 × 178,897,354.80
  4. Step 4: Simplify right side
    178,897,354.80x = 48,006,395,331,655,624
  5. Step 5: Solve for x
    x = 48,006,395,331,655,624/178,897,354.80
  6. Step 6: Final answer
    x = 268,346,032.20

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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.