Home / 108,777,373.09-163,118,178.91-57,647,412.61

Finding the Fourth Proportional to 108,777,373.09, 163,118,178.91 and 57,647,412.61

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Solution

The fourth proportional to 108,777,373.09, 163,118,178.91 and 57,647,412.61 is: 86,445,744.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,777,373.09 : 163,118,178.91 = 57,647,412.61 : x
  2. Step 2: Convert to fraction form
    108,777,373.09/163,118,178.91 = 57,647,412.61/x
  3. Step 3: Cross multiply
    108,777,373.09x = 163,118,178.91 × 57,647,412.61
  4. Step 4: Simplify right side
    108,777,373.09x = 9,403,340,963,816,570
  5. Step 5: Solve for x
    x = 9,403,340,963,816,570/108,777,373.09
  6. Step 6: Final answer
    x = 86,445,744.15

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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.