Home / 177,947,008.10-266,920,512.15-139,726,412.90

Finding the Fourth Proportional to 177,947,008.10, 266,920,512.15 and 139,726,412.90

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Solution

The fourth proportional to 177,947,008.10, 266,920,512.15 and 139,726,412.90 is: 209,589,619.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,947,008.10 : 266,920,512.15 = 139,726,412.90 : x
  2. Step 2: Convert to fraction form
    177,947,008.10/266,920,512.15 = 139,726,412.90/x
  3. Step 3: Cross multiply
    177,947,008.10x = 266,920,512.15 × 139,726,412.90
  4. Step 4: Simplify right side
    177,947,008.10x = 37,295,845,692,150,368
  5. Step 5: Solve for x
    x = 37,295,845,692,150,368/177,947,008.10
  6. Step 6: Final answer
    x = 209,589,619.35

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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.