Home / 298,936,337.10-448,404,505.65-279,804,461.10

Finding the Fourth Proportional to 298,936,337.10, 448,404,505.65 and 279,804,461.10

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Solution

The fourth proportional to 298,936,337.10, 448,404,505.65 and 279,804,461.10 is: 419,706,691.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,936,337.10 : 448,404,505.65 = 279,804,461.10 : x
  2. Step 2: Convert to fraction form
    298,936,337.10/448,404,505.65 = 279,804,461.10/x
  3. Step 3: Cross multiply
    298,936,337.10x = 448,404,505.65 × 279,804,461.10
  4. Step 4: Simplify right side
    298,936,337.10x = 125,465,581,058,210,160
  5. Step 5: Solve for x
    x = 125,465,581,058,210,160/298,936,337.10
  6. Step 6: Final answer
    x = 419,706,691.65

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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.