Home / 49,793,445.60-74,690,168.40-45,329,341.20

Finding the Fourth Proportional to 49,793,445.60, 74,690,168.40 and 45,329,341.20

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Solution

The fourth proportional to 49,793,445.60, 74,690,168.40 and 45,329,341.20 is: 67,994,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,793,445.60 : 74,690,168.40 = 45,329,341.20 : x
  2. Step 2: Convert to fraction form
    49,793,445.60/74,690,168.40 = 45,329,341.20/x
  3. Step 3: Cross multiply
    49,793,445.60x = 74,690,168.40 × 45,329,341.20
  4. Step 4: Simplify right side
    49,793,445.60x = 3,385,656,127,689,058.50
  5. Step 5: Solve for x
    x = 3,385,656,127,689,058.50/49,793,445.60
  6. Step 6: Final answer
    x = 67,994,011.80

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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.