Home / 284,420,282.96-426,630,425.45-79,948,358.21

Finding the Fourth Proportional to 284,420,282.96, 426,630,425.45 and 79,948,358.21

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Solution

The fourth proportional to 284,420,282.96, 426,630,425.45 and 79,948,358.21 is: 119,922,537.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,420,282.96 : 426,630,425.45 = 79,948,358.21 : x
  2. Step 2: Convert to fraction form
    284,420,282.96/426,630,425.45 = 79,948,358.21/x
  3. Step 3: Cross multiply
    284,420,282.96x = 426,630,425.45 × 79,948,358.21
  4. Step 4: Simplify right side
    284,420,282.96x = 34,108,402,074,628,404
  5. Step 5: Solve for x
    x = 34,108,402,074,628,404/284,420,282.96
  6. Step 6: Final answer
    x = 119,922,537.59

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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.