Home / 83,367,784.14-125,063,731.98-31,538,333.58

Finding the Fourth Proportional to 83,367,784.14, 125,063,731.98 and 31,538,333.58

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Solution

The fourth proportional to 83,367,784.14, 125,063,731.98 and 31,538,333.58 is: 47,312,061.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,367,784.14 : 125,063,731.98 = 31,538,333.58 : x
  2. Step 2: Convert to fraction form
    83,367,784.14/125,063,731.98 = 31,538,333.58/x
  3. Step 3: Cross multiply
    83,367,784.14x = 125,063,731.98 × 31,538,333.58
  4. Step 4: Simplify right side
    83,367,784.14x = 3,944,301,697,944,954
  5. Step 5: Solve for x
    x = 3,944,301,697,944,954/83,367,784.14
  6. Step 6: Final answer
    x = 47,312,061.11

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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.