Home / 133,059,139.30-199,588,708.95-123,105,859.30

Finding the Fourth Proportional to 133,059,139.30, 199,588,708.95 and 123,105,859.30

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Solution

The fourth proportional to 133,059,139.30, 199,588,708.95 and 123,105,859.30 is: 184,658,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,059,139.30 : 199,588,708.95 = 123,105,859.30 : x
  2. Step 2: Convert to fraction form
    133,059,139.30/199,588,708.95 = 123,105,859.30/x
  3. Step 3: Cross multiply
    133,059,139.30x = 199,588,708.95 × 123,105,859.30
  4. Step 4: Simplify right side
    133,059,139.30x = 24,570,539,521,867,348
  5. Step 5: Solve for x
    x = 24,570,539,521,867,348/133,059,139.30
  6. Step 6: Final answer
    x = 184,658,788.95

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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.