Home / 83,053,331.40-124,589,328.30-25,545,145.80

Finding the Fourth Proportional to 83,053,331.40, 124,589,328.30 and 25,545,145.80

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Solution

The fourth proportional to 83,053,331.40, 124,589,328.30 and 25,545,145.80 is: 38,320,588.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,053,331.40 : 124,589,328.30 = 25,545,145.80 : x
  2. Step 2: Convert to fraction form
    83,053,331.40/124,589,328.30 = 25,545,145.80/x
  3. Step 3: Cross multiply
    83,053,331.40x = 124,589,328.30 × 25,545,145.80
  4. Step 4: Simplify right side
    83,053,331.40x = 3,182,652,556,547,566
  5. Step 5: Solve for x
    x = 3,182,652,556,547,566/83,053,331.40
  6. Step 6: Final answer
    x = 38,320,588.75

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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.