Home / 193,585,822.20-267,145,071.04-105,480,543.86

Finding the Fourth Proportional to 193,585,822.20, 267,145,071.04 and 105,480,543.86

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Solution

The fourth proportional to 193,585,822.20, 267,145,071.04 and 105,480,543.86 is: 145,561,317.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,585,822.20 : 267,145,071.04 = 105,480,543.86 : x
  2. Step 2: Convert to fraction form
    193,585,822.20/267,145,071.04 = 105,480,543.86/x
  3. Step 3: Cross multiply
    193,585,822.20x = 267,145,071.04 × 105,480,543.86
  4. Step 4: Simplify right side
    193,585,822.20x = 28,178,607,382,817,536
  5. Step 5: Solve for x
    x = 28,178,607,382,817,536/193,585,822.20
  6. Step 6: Final answer
    x = 145,561,317.78

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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.