Home / 123,038,552.71-184,576,180.62-45,309,480.13

Finding the Fourth Proportional to 123,038,552.71, 184,576,180.62 and 45,309,480.13

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Solution

The fourth proportional to 123,038,552.71, 184,576,180.62 and 45,309,480.13 is: 67,970,978.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,038,552.71 : 184,576,180.62 = 45,309,480.13 : x
  2. Step 2: Convert to fraction form
    123,038,552.71/184,576,180.62 = 45,309,480.13/x
  3. Step 3: Cross multiply
    123,038,552.71x = 184,576,180.62 × 45,309,480.13
  4. Step 4: Simplify right side
    123,038,552.71x = 8,363,050,788,273,182
  5. Step 5: Solve for x
    x = 8,363,050,788,273,182/123,038,552.71
  6. Step 6: Final answer
    x = 67,970,978.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.