Home / 80,832,339.40-121,236,699.30-23,318,613.40

Finding the Fourth Proportional to 80,832,339.40, 121,236,699.30 and 23,318,613.40

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Solution

The fourth proportional to 80,832,339.40, 121,236,699.30 and 23,318,613.40 is: 34,974,513.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,832,339.40 : 121,236,699.30 = 23,318,613.40 : x
  2. Step 2: Convert to fraction form
    80,832,339.40/121,236,699.30 = 23,318,613.40/x
  3. Step 3: Cross multiply
    80,832,339.40x = 121,236,699.30 × 23,318,613.40
  4. Step 4: Simplify right side
    80,832,339.40x = 2,827,071,720,868,750.50
  5. Step 5: Solve for x
    x = 2,827,071,720,868,750.50/80,832,339.40
  6. Step 6: Final answer
    x = 34,974,513.19

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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.