Home / 177,643,863.10-266,465,794.65-137,283,312.70

Finding the Fourth Proportional to 177,643,863.10, 266,465,794.65 and 137,283,312.70

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Solution

The fourth proportional to 177,643,863.10, 266,465,794.65 and 137,283,312.70 is: 205,924,969.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,643,863.10 : 266,465,794.65 = 137,283,312.70 : x
  2. Step 2: Convert to fraction form
    177,643,863.10/266,465,794.65 = 137,283,312.70/x
  3. Step 3: Cross multiply
    177,643,863.10x = 266,465,794.65 × 137,283,312.70
  4. Step 4: Simplify right side
    177,643,863.10x = 36,581,307,010,789,936
  5. Step 5: Solve for x
    x = 36,581,307,010,789,936/177,643,863.10
  6. Step 6: Final answer
    x = 205,924,969.05

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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.