Home / 115,985,127.56-160,055,378.88-63,773,797.64

Finding the Fourth Proportional to 115,985,127.56, 160,055,378.88 and 63,773,797.64

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Solution

The fourth proportional to 115,985,127.56, 160,055,378.88 and 63,773,797.64 is: 88,005,587.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,985,127.56 : 160,055,378.88 = 63,773,797.64 : x
  2. Step 2: Convert to fraction form
    115,985,127.56/160,055,378.88 = 63,773,797.64/x
  3. Step 3: Cross multiply
    115,985,127.56x = 160,055,378.88 × 63,773,797.64
  4. Step 4: Simplify right side
    115,985,127.56x = 10,207,339,343,886,650
  5. Step 5: Solve for x
    x = 10,207,339,343,886,650/115,985,127.56
  6. Step 6: Final answer
    x = 88,005,587.95

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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.