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Finding the Fourth Proportional to 180,991,569.60, 271,487,354.40 and 44,676,953.10

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Solution

The fourth proportional to 180,991,569.60, 271,487,354.40 and 44,676,953.10 is: 67,015,429.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,991,569.60 : 271,487,354.40 = 44,676,953.10 : x
  2. Step 2: Convert to fraction form
    180,991,569.60/271,487,354.40 = 44,676,953.10/x
  3. Step 3: Cross multiply
    180,991,569.60x = 271,487,354.40 × 44,676,953.10
  4. Step 4: Simplify right side
    180,991,569.60x = 12,129,227,799,771,878
  5. Step 5: Solve for x
    x = 12,129,227,799,771,878/180,991,569.60
  6. Step 6: Final answer
    x = 67,015,429.65

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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.