Home / 177,676,463.15-245,255,160.44-122,105,839.13

Finding the Fourth Proportional to 177,676,463.15, 245,255,160.44 and 122,105,839.13

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Solution

The fourth proportional to 177,676,463.15, 245,255,160.44 and 122,105,839.13 is: 168,548,420.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,676,463.15 : 245,255,160.44 = 122,105,839.13 : x
  2. Step 2: Convert to fraction form
    177,676,463.15/245,255,160.44 = 122,105,839.13/x
  3. Step 3: Cross multiply
    177,676,463.15x = 245,255,160.44 × 122,105,839.13
  4. Step 4: Simplify right side
    177,676,463.15x = 29,947,087,165,567,968
  5. Step 5: Solve for x
    x = 29,947,087,165,567,968/177,676,463.15
  6. Step 6: Final answer
    x = 168,548,420.18

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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.