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Finding the Fourth Proportional to 562,446,248.30, 843,669,372.45 and 153,543,733.10

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Solution

The fourth proportional to 562,446,248.30, 843,669,372.45 and 153,543,733.10 is: 230,315,599.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,446,248.30 : 843,669,372.45 = 153,543,733.10 : x
  2. Step 2: Convert to fraction form
    562,446,248.30/843,669,372.45 = 153,543,733.10/x
  3. Step 3: Cross multiply
    562,446,248.30x = 843,669,372.45 × 153,543,733.10
  4. Step 4: Simplify right side
    562,446,248.30x = 129,540,144,948,107,296
  5. Step 5: Solve for x
    x = 129,540,144,948,107,296/562,446,248.30
  6. Step 6: Final answer
    x = 230,315,599.65

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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.