Home / 122,575,820.33-183,935,269.69-68,034,178.73

Finding the Fourth Proportional to 122,575,820.33, 183,935,269.69 and 68,034,178.73

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Solution

The fourth proportional to 122,575,820.33, 183,935,269.69 and 68,034,178.73 is: 102,090,975.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,575,820.33 : 183,935,269.69 = 68,034,178.73 : x
  2. Step 2: Convert to fraction form
    122,575,820.33/183,935,269.69 = 68,034,178.73/x
  3. Step 3: Cross multiply
    122,575,820.33x = 183,935,269.69 × 68,034,178.73
  4. Step 4: Simplify right side
    122,575,820.33x = 12,513,885,011,920,534
  5. Step 5: Solve for x
    x = 12,513,885,011,920,534/122,575,820.33
  6. Step 6: Final answer
    x = 102,090,975.03

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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.