Home / 123,706,425.32-170,704,911.14-71,498,842.44

Finding the Fourth Proportional to 123,706,425.32, 170,704,911.14 and 71,498,842.44

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Solution

The fourth proportional to 123,706,425.32, 170,704,911.14 and 71,498,842.44 is: 98,662,648.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,706,425.32 : 170,704,911.14 = 71,498,842.44 : x
  2. Step 2: Convert to fraction form
    123,706,425.32/170,704,911.14 = 71,498,842.44/x
  3. Step 3: Cross multiply
    123,706,425.32x = 170,704,911.14 × 71,498,842.44
  4. Step 4: Simplify right side
    123,706,425.32x = 12,205,203,545,333,060
  5. Step 5: Solve for x
    x = 12,205,203,545,333,060/123,706,425.32
  6. Step 6: Final answer
    x = 98,662,648.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.