Home / 284,378,569,613.67-426,522,446,840.25-82,873,170,437.20

Finding the Fourth Proportional to 284,378,569,613.67, 426,522,446,840.25 and 82,873,170,437.20

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Solution

The fourth proportional to 284,378,569,613.67, 426,522,446,840.25 and 82,873,170,437.20 is: 124,296,523,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,378,569,613.67 : 426,522,446,840.25 = 82,873,170,437.20 : x
  2. Step 2: Convert to fraction form
    284,378,569,613.67/426,522,446,840.25 = 82,873,170,437.20/x
  3. Step 3: Cross multiply
    284,378,569,613.67x = 426,522,446,840.25 × 82,873,170,437.20
  4. Step 4: Simplify right side
    284,378,569,613.67x = 35,347,267,432,284,466,184,192
  5. Step 5: Solve for x
    x = 35,347,267,432,284,466,184,192/284,378,569,613.67
  6. Step 6: Final answer
    x = 124,296,523,047.80

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1.5x scale

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.