Home / 158,511,167.70-218,746,995.97-88,895,053.90

Finding the Fourth Proportional to 158,511,167.70, 218,746,995.97 and 88,895,053.90

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Solution

The fourth proportional to 158,511,167.70, 218,746,995.97 and 88,895,053.90 is: 122,676,063.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,511,167.70 : 218,746,995.97 = 88,895,053.90 : x
  2. Step 2: Convert to fraction form
    158,511,167.70/218,746,995.97 = 88,895,053.90/x
  3. Step 3: Cross multiply
    158,511,167.70x = 218,746,995.97 × 88,895,053.90
  4. Step 4: Simplify right side
    158,511,167.70x = 19,445,525,997,216,232
  5. Step 5: Solve for x
    x = 19,445,525,997,216,232/158,511,167.70
  6. Step 6: Final answer
    x = 122,676,063.01

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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.