Home / 122,575,819.83-183,935,268.94-68,034,178.23

Finding the Fourth Proportional to 122,575,819.83, 183,935,268.94 and 68,034,178.23

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Solution

The fourth proportional to 122,575,819.83, 183,935,268.94 and 68,034,178.23 is: 102,090,974.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,575,819.83 : 183,935,268.94 = 68,034,178.23 : x
  2. Step 2: Convert to fraction form
    122,575,819.83/183,935,268.94 = 68,034,178.23/x
  3. Step 3: Cross multiply
    122,575,819.83x = 183,935,268.94 × 68,034,178.23
  4. Step 4: Simplify right side
    122,575,819.83x = 12,513,884,868,927,266
  5. Step 5: Solve for x
    x = 12,513,884,868,927,266/122,575,819.83
  6. Step 6: Final answer
    x = 102,090,974.28

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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.