Home / 284,234,902.80-426,393,024.73-87,514,960.69

Finding the Fourth Proportional to 284,234,902.80, 426,393,024.73 and 87,514,960.69

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Solution

The fourth proportional to 284,234,902.80, 426,393,024.73 and 87,514,960.69 is: 131,284,963.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,234,902.80 : 426,393,024.73 = 87,514,960.69 : x
  2. Step 2: Convert to fraction form
    284,234,902.80/426,393,024.73 = 87,514,960.69/x
  3. Step 3: Cross multiply
    284,234,902.80x = 426,393,024.73 × 87,514,960.69
  4. Step 4: Simplify right side
    284,234,902.80x = 37,315,768,797,736,152
  5. Step 5: Solve for x
    x = 37,315,768,797,736,152/284,234,902.80
  6. Step 6: Final answer
    x = 131,284,963.35

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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.