Home / 304,595,851.38-419,936,294.61-242,080,699.38

Finding the Fourth Proportional to 304,595,851.38, 419,936,294.61 and 242,080,699.38

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Solution

The fourth proportional to 304,595,851.38, 419,936,294.61 and 242,080,699.38 is: 333,748,708.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,595,851.38 : 419,936,294.61 = 242,080,699.38 : x
  2. Step 2: Convert to fraction form
    304,595,851.38/419,936,294.61 = 242,080,699.38/x
  3. Step 3: Cross multiply
    304,595,851.38x = 419,936,294.61 × 242,080,699.38
  4. Step 4: Simplify right side
    304,595,851.38x = 101,658,471,894,234,528
  5. Step 5: Solve for x
    x = 101,658,471,894,234,528/304,595,851.38
  6. Step 6: Final answer
    x = 333,748,708.11

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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.