Home / 284,453,520.73-426,680,446.95-79,981,595.98

Finding the Fourth Proportional to 284,453,520.73, 426,680,446.95 and 79,981,595.98

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Solution

The fourth proportional to 284,453,520.73, 426,680,446.95 and 79,981,595.98 is: 119,972,440.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,453,520.73 : 426,680,446.95 = 79,981,595.98 : x
  2. Step 2: Convert to fraction form
    284,453,520.73/426,680,446.95 = 79,981,595.98/x
  3. Step 3: Cross multiply
    284,453,520.73x = 426,680,446.95 × 79,981,595.98
  4. Step 4: Simplify right side
    284,453,520.73x = 34,126,583,120,520,724
  5. Step 5: Solve for x
    x = 34,126,583,120,520,724/284,453,520.73
  6. Step 6: Final answer
    x = 119,972,440.60

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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.