Home / 127,702,565.89-176,229,534.18-68,965,225.35

Finding the Fourth Proportional to 127,702,565.89, 176,229,534.18 and 68,965,225.35

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Solution

The fourth proportional to 127,702,565.89, 176,229,534.18 and 68,965,225.35 is: 95,172,007.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,702,565.89 : 176,229,534.18 = 68,965,225.35 : x
  2. Step 2: Convert to fraction form
    127,702,565.89/176,229,534.18 = 68,965,225.35/x
  3. Step 3: Cross multiply
    127,702,565.89x = 176,229,534.18 × 68,965,225.35
  4. Step 4: Simplify right side
    127,702,565.89x = 12,153,709,538,968,710
  5. Step 5: Solve for x
    x = 12,153,709,538,968,710/127,702,565.89
  6. Step 6: Final answer
    x = 95,172,007.35

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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.