Home / 83,038,501.20-124,557,751.80-39,897,301.80

Finding the Fourth Proportional to 83,038,501.20, 124,557,751.80 and 39,897,301.80

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Solution

The fourth proportional to 83,038,501.20, 124,557,751.80 and 39,897,301.80 is: 59,845,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,038,501.20 : 124,557,751.80 = 39,897,301.80 : x
  2. Step 2: Convert to fraction form
    83,038,501.20/124,557,751.80 = 39,897,301.80/x
  3. Step 3: Cross multiply
    83,038,501.20x = 124,557,751.80 × 39,897,301.80
  4. Step 4: Simplify right side
    83,038,501.20x = 4,969,518,215,094,093
  5. Step 5: Solve for x
    x = 4,969,518,215,094,093/83,038,501.20
  6. Step 6: Final answer
    x = 59,845,952.70

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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.