Home / 122,480,143.20-183,720,214.80-41,701,111.20

Finding the Fourth Proportional to 122,480,143.20, 183,720,214.80 and 41,701,111.20

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Solution

The fourth proportional to 122,480,143.20, 183,720,214.80 and 41,701,111.20 is: 62,551,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,480,143.20 : 183,720,214.80 = 41,701,111.20 : x
  2. Step 2: Convert to fraction form
    122,480,143.20/183,720,214.80 = 41,701,111.20/x
  3. Step 3: Cross multiply
    122,480,143.20x = 183,720,214.80 × 41,701,111.20
  4. Step 4: Simplify right side
    122,480,143.20x = 7,661,337,107,062,687
  5. Step 5: Solve for x
    x = 7,661,337,107,062,687/122,480,143.20
  6. Step 6: Final answer
    x = 62,551,666.80

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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.