Home / 193,584,120.19-267,146,124.30-105,478,117.87

Finding the Fourth Proportional to 193,584,120.19, 267,146,124.30 and 105,478,117.87

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Solution

The fourth proportional to 193,584,120.19, 267,146,124.30 and 105,478,117.87 is: 145,559,823.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,584,120.19 : 267,146,124.30 = 105,478,117.87 : x
  2. Step 2: Convert to fraction form
    193,584,120.19/267,146,124.30 = 105,478,117.87/x
  3. Step 3: Cross multiply
    193,584,120.19x = 267,146,124.30 × 105,478,117.87
  4. Step 4: Simplify right side
    193,584,120.19x = 28,178,070,387,429,072
  5. Step 5: Solve for x
    x = 28,178,070,387,429,072/193,584,120.19
  6. Step 6: Final answer
    x = 145,559,823.60

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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.