Home / 103,204,439.08-142,390,062.95-58,543,050.51

Finding the Fourth Proportional to 103,204,439.08, 142,390,062.95 and 58,543,050.51

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Solution

The fourth proportional to 103,204,439.08, 142,390,062.95 and 58,543,050.51 is: 80,771,221.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,204,439.08 : 142,390,062.95 = 58,543,050.51 : x
  2. Step 2: Convert to fraction form
    103,204,439.08/142,390,062.95 = 58,543,050.51/x
  3. Step 3: Cross multiply
    103,204,439.08x = 142,390,062.95 × 58,543,050.51
  4. Step 4: Simplify right side
    103,204,439.08x = 8,335,948,647,111,214
  5. Step 5: Solve for x
    x = 8,335,948,647,111,214/103,204,439.08
  6. Step 6: Final answer
    x = 80,771,221.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.