Home / 160,053,947.10-220,752,583.23-137,764,868.69

Finding the Fourth Proportional to 160,053,947.10, 220,752,583.23 and 137,764,868.69

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Solution

The fourth proportional to 160,053,947.10, 220,752,583.23 and 137,764,868.69 is: 190,010,625.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,053,947.10 : 220,752,583.23 = 137,764,868.69 : x
  2. Step 2: Convert to fraction form
    160,053,947.10/220,752,583.23 = 137,764,868.69/x
  3. Step 3: Cross multiply
    160,053,947.10x = 220,752,583.23 × 137,764,868.69
  4. Step 4: Simplify right side
    160,053,947.10x = 30,411,950,642,727,744
  5. Step 5: Solve for x
    x = 30,411,950,642,727,744/160,053,947.10
  6. Step 6: Final answer
    x = 190,010,625.75

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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.