Home / 298,934,063.10-448,401,094.65-137,375,999.10

Finding the Fourth Proportional to 298,934,063.10, 448,401,094.65 and 137,375,999.10

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Solution

The fourth proportional to 298,934,063.10, 448,401,094.65 and 137,375,999.10 is: 206,063,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,934,063.10 : 448,401,094.65 = 137,375,999.10 : x
  2. Step 2: Convert to fraction form
    298,934,063.10/448,401,094.65 = 137,375,999.10/x
  3. Step 3: Cross multiply
    298,934,063.10x = 448,401,094.65 × 137,375,999.10
  4. Step 4: Simplify right side
    298,934,063.10x = 61,599,548,375,077,408
  5. Step 5: Solve for x
    x = 61,599,548,375,077,408/298,934,063.10
  6. Step 6: Final answer
    x = 206,063,998.65

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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.