Home / 79,387,100.19-109,559,640.15-44,109,159.66

Finding the Fourth Proportional to 79,387,100.19, 109,559,640.15 and 44,109,159.66

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Solution

The fourth proportional to 79,387,100.19, 109,559,640.15 and 44,109,159.66 is: 60,873,663.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,387,100.19 : 109,559,640.15 = 44,109,159.66 : x
  2. Step 2: Convert to fraction form
    79,387,100.19/109,559,640.15 = 44,109,159.66/x
  3. Step 3: Cross multiply
    79,387,100.19x = 109,559,640.15 × 44,109,159.66
  4. Step 4: Simplify right side
    79,387,100.19x = 4,832,583,659,668,496
  5. Step 5: Solve for x
    x = 4,832,583,659,668,496/79,387,100.19
  6. Step 6: Final answer
    x = 60,873,663.96

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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.