Home / 174,643,568.30-261,965,352.45-155,160,022.70

Finding the Fourth Proportional to 174,643,568.30, 261,965,352.45 and 155,160,022.70

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Solution

The fourth proportional to 174,643,568.30, 261,965,352.45 and 155,160,022.70 is: 232,740,034.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,643,568.30 : 261,965,352.45 = 155,160,022.70 : x
  2. Step 2: Convert to fraction form
    174,643,568.30/261,965,352.45 = 155,160,022.70/x
  3. Step 3: Cross multiply
    174,643,568.30x = 261,965,352.45 × 155,160,022.70
  4. Step 4: Simplify right side
    174,643,568.30x = 40,646,550,032,755,496
  5. Step 5: Solve for x
    x = 40,646,550,032,755,496/174,643,568.30
  6. Step 6: Final answer
    x = 232,740,034.05

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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.