Home / 546,821,049.12-754,620,135.60-299,297,088.96

Finding the Fourth Proportional to 546,821,049.12, 754,620,135.60 and 299,297,088.96

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Solution

The fourth proportional to 546,821,049.12, 754,620,135.60 and 299,297,088.96 is: 413,033,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,821,049.12 : 754,620,135.60 = 299,297,088.96 : x
  2. Step 2: Convert to fraction form
    546,821,049.12/754,620,135.60 = 299,297,088.96/x
  3. Step 3: Cross multiply
    546,821,049.12x = 754,620,135.60 × 299,297,088.96
  4. Step 4: Simplify right side
    546,821,049.12x = 225,855,609,855,680,448
  5. Step 5: Solve for x
    x = 225,855,609,855,680,448/546,821,049.12
  6. Step 6: Final answer
    x = 413,033,862.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.