Home / 124,868,294.66-187,315,026.96-42,976,410.54

Finding the Fourth Proportional to 124,868,294.66, 187,315,026.96 and 42,976,410.54

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Solution

The fourth proportional to 124,868,294.66, 187,315,026.96 and 42,976,410.54 is: 64,468,947.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,868,294.66 : 187,315,026.96 = 42,976,410.54 : x
  2. Step 2: Convert to fraction form
    124,868,294.66/187,315,026.96 = 42,976,410.54/x
  3. Step 3: Cross multiply
    124,868,294.66x = 187,315,026.96 × 42,976,410.54
  4. Step 4: Simplify right side
    124,868,294.66x = 8,050,127,498,944,128
  5. Step 5: Solve for x
    x = 8,050,127,498,944,128/124,868,294.66
  6. Step 6: Final answer
    x = 64,468,947.23

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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.