Home / 102,802,996.90-154,189,327.12-30,000,230.01

Finding the Fourth Proportional to 102,802,996.90, 154,189,327.12 and 30,000,230.01

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Solution

The fourth proportional to 102,802,996.90, 154,189,327.12 and 30,000,230.01 is: 44,995,918.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,802,996.90 : 154,189,327.12 = 30,000,230.01 : x
  2. Step 2: Convert to fraction form
    102,802,996.90/154,189,327.12 = 30,000,230.01/x
  3. Step 3: Cross multiply
    102,802,996.90x = 154,189,327.12 × 30,000,230.01
  4. Step 4: Simplify right side
    102,802,996.90x = 4,625,715,278,687,131
  5. Step 5: Solve for x
    x = 4,625,715,278,687,131/102,802,996.90
  6. Step 6: Final answer
    x = 44,995,918.58

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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.