Home / 177,659,215.10-266,488,822.65-137,298,664.70

Finding the Fourth Proportional to 177,659,215.10, 266,488,822.65 and 137,298,664.70

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Solution

The fourth proportional to 177,659,215.10, 266,488,822.65 and 137,298,664.70 is: 205,947,997.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,659,215.10 : 266,488,822.65 = 137,298,664.70 : x
  2. Step 2: Convert to fraction form
    177,659,215.10/266,488,822.65 = 137,298,664.70/x
  3. Step 3: Cross multiply
    177,659,215.10x = 266,488,822.65 × 137,298,664.70
  4. Step 4: Simplify right side
    177,659,215.10x = 36,588,559,507,320,112
  5. Step 5: Solve for x
    x = 36,588,559,507,320,112/177,659,215.10
  6. Step 6: Final answer
    x = 205,947,997.05

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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.