Home / 124,868,296.66-187,315,029.96-42,976,412.54

Finding the Fourth Proportional to 124,868,296.66, 187,315,029.96 and 42,976,412.54

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Solution

The fourth proportional to 124,868,296.66, 187,315,029.96 and 42,976,412.54 is: 64,468,950.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,868,296.66 : 187,315,029.96 = 42,976,412.54 : x
  2. Step 2: Convert to fraction form
    124,868,296.66/187,315,029.96 = 42,976,412.54/x
  3. Step 3: Cross multiply
    124,868,296.66x = 187,315,029.96 × 42,976,412.54
  4. Step 4: Simplify right side
    124,868,296.66x = 8,050,128,002,503,420
  5. Step 5: Solve for x
    x = 8,050,128,002,503,420/124,868,296.66
  6. Step 6: Final answer
    x = 64,468,950.23

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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.