Home / 83,772,139.20-125,658,208.80-23,187,865.20

Finding the Fourth Proportional to 83,772,139.20, 125,658,208.80 and 23,187,865.20

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Solution

The fourth proportional to 83,772,139.20, 125,658,208.80 and 23,187,865.20 is: 34,781,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,772,139.20 : 125,658,208.80 = 23,187,865.20 : x
  2. Step 2: Convert to fraction form
    83,772,139.20/125,658,208.80 = 23,187,865.20/x
  3. Step 3: Cross multiply
    83,772,139.20x = 125,658,208.80 × 23,187,865.20
  4. Step 4: Simplify right side
    83,772,139.20x = 2,913,745,606,927,853.50
  5. Step 5: Solve for x
    x = 2,913,745,606,927,853.50/83,772,139.20
  6. Step 6: Final answer
    x = 34,781,797.80

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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.