Home / 195,486,632.64-269,755,820.64-112,985,760.96

Finding the Fourth Proportional to 195,486,632.64, 269,755,820.64 and 112,985,760.96

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Solution

The fourth proportional to 195,486,632.64, 269,755,820.64 and 112,985,760.96 is: 155,911,257.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,486,632.64 : 269,755,820.64 = 112,985,760.96 : x
  2. Step 2: Convert to fraction form
    195,486,632.64/269,755,820.64 = 112,985,760.96/x
  3. Step 3: Cross multiply
    195,486,632.64x = 269,755,820.64 × 112,985,760.96
  4. Step 4: Simplify right side
    195,486,632.64x = 30,478,566,668,399,672
  5. Step 5: Solve for x
    x = 30,478,566,668,399,672/195,486,632.64
  6. Step 6: Final answer
    x = 155,911,257.24

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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.