Home / 115,964,100-160,026,378.84-63,752,757.12

Finding the Fourth Proportional to 115,964,100, 160,026,378.84 and 63,752,757.12

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Solution

The fourth proportional to 115,964,100, 160,026,378.84 and 63,752,757.12 is: 87,976,562.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,964,100 : 160,026,378.84 = 63,752,757.12 : x
  2. Step 2: Convert to fraction form
    115,964,100/160,026,378.84 = 63,752,757.12/x
  3. Step 3: Cross multiply
    115,964,100x = 160,026,378.84 × 63,752,757.12
  4. Step 4: Simplify right side
    115,964,100x = 10,202,122,862,979,628
  5. Step 5: Solve for x
    x = 10,202,122,862,979,628/115,964,100
  6. Step 6: Final answer
    x = 87,976,562.25

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1.5x scale

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.