Home / 193,584,119.19-267,146,122.92-105,478,116.87

Finding the Fourth Proportional to 193,584,119.19, 267,146,122.92 and 105,478,116.87

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Solution

The fourth proportional to 193,584,119.19, 267,146,122.92 and 105,478,116.87 is: 145,559,822.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,584,119.19 : 267,146,122.92 = 105,478,116.87 : x
  2. Step 2: Convert to fraction form
    193,584,119.19/267,146,122.92 = 105,478,116.87/x
  3. Step 3: Cross multiply
    193,584,119.19x = 267,146,122.92 × 105,478,116.87
  4. Step 4: Simplify right side
    193,584,119.19x = 28,178,069,974,723,144
  5. Step 5: Solve for x
    x = 28,178,069,974,723,144/193,584,119.19
  6. Step 6: Final answer
    x = 145,559,822.22

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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.