Home / 284,234,890.18-426,393,005.82-87,514,948.11

Finding the Fourth Proportional to 284,234,890.18, 426,393,005.82 and 87,514,948.11

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Solution

The fourth proportional to 284,234,890.18, 426,393,005.82 and 87,514,948.11 is: 131,284,944.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,234,890.18 : 426,393,005.82 = 87,514,948.11 : x
  2. Step 2: Convert to fraction form
    284,234,890.18/426,393,005.82 = 87,514,948.11/x
  3. Step 3: Cross multiply
    284,234,890.18x = 426,393,005.82 × 87,514,948.11
  4. Step 4: Simplify right side
    284,234,890.18x = 37,315,761,778,804,224
  5. Step 5: Solve for x
    x = 37,315,761,778,804,224/284,234,890.18
  6. Step 6: Final answer
    x = 131,284,944.49

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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.