Home / 83,763,345.20-125,656,827.60-26,249,619.20

Finding the Fourth Proportional to 83,763,345.20, 125,656,827.60 and 26,249,619.20

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Solution

The fourth proportional to 83,763,345.20, 125,656,827.60 and 26,249,619.20 is: 39,378,129.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,763,345.20 : 125,656,827.60 = 26,249,619.20 : x
  2. Step 2: Convert to fraction form
    83,763,345.20/125,656,827.60 = 26,249,619.20/x
  3. Step 3: Cross multiply
    83,763,345.20x = 125,656,827.60 × 26,249,619.20
  4. Step 4: Simplify right side
    83,763,345.20x = 3,298,443,874,380,049.50
  5. Step 5: Solve for x
    x = 3,298,443,874,380,049.50/83,763,345.20
  6. Step 6: Final answer
    x = 39,378,129.74

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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.