Home / 379,323,004.95-569,000,253.83-120,530,920.95

Finding the Fourth Proportional to 379,323,004.95, 569,000,253.83 and 120,530,920.95

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Solution

The fourth proportional to 379,323,004.95, 569,000,253.83 and 120,530,920.95 is: 180,801,384.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,323,004.95 : 569,000,253.83 = 120,530,920.95 : x
  2. Step 2: Convert to fraction form
    379,323,004.95/569,000,253.83 = 120,530,920.95/x
  3. Step 3: Cross multiply
    379,323,004.95x = 569,000,253.83 × 120,530,920.95
  4. Step 4: Simplify right side
    379,323,004.95x = 68,582,124,614,311,016
  5. Step 5: Solve for x
    x = 68,582,124,614,311,016/379,323,004.95
  6. Step 6: Final answer
    x = 180,801,384.89

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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.