Home / 83,001,262.20-124,501,893.30-39,860,062.80

Finding the Fourth Proportional to 83,001,262.20, 124,501,893.30 and 39,860,062.80

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Solution

The fourth proportional to 83,001,262.20, 124,501,893.30 and 39,860,062.80 is: 59,790,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,001,262.20 : 124,501,893.30 = 39,860,062.80 : x
  2. Step 2: Convert to fraction form
    83,001,262.20/124,501,893.30 = 39,860,062.80/x
  3. Step 3: Cross multiply
    83,001,262.20x = 124,501,893.30 × 39,860,062.80
  4. Step 4: Simplify right side
    83,001,262.20x = 4,962,653,285,656,899
  5. Step 5: Solve for x
    x = 4,962,653,285,656,899/83,001,262.20
  6. Step 6: Final answer
    x = 59,790,094.20

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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.