Home / 463,431,998.80-695,147,998.20-302,188,862.80

Finding the Fourth Proportional to 463,431,998.80, 695,147,998.20 and 302,188,862.80

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Solution

The fourth proportional to 463,431,998.80, 695,147,998.20 and 302,188,862.80 is: 453,283,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,431,998.80 : 695,147,998.20 = 302,188,862.80 : x
  2. Step 2: Convert to fraction form
    463,431,998.80/695,147,998.20 = 302,188,862.80/x
  3. Step 3: Cross multiply
    463,431,998.80x = 695,147,998.20 × 302,188,862.80
  4. Step 4: Simplify right side
    463,431,998.80x = 210,065,983,053,754,464
  5. Step 5: Solve for x
    x = 210,065,983,053,754,464/463,431,998.80
  6. Step 6: Final answer
    x = 453,283,294.20

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Double scale
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Similar ratio
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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.