Home / 298,957,539.10-448,436,308.65-137,714,403.10

Finding the Fourth Proportional to 298,957,539.10, 448,436,308.65 and 137,714,403.10

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Solution

The fourth proportional to 298,957,539.10, 448,436,308.65 and 137,714,403.10 is: 206,571,604.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,957,539.10 : 448,436,308.65 = 137,714,403.10 : x
  2. Step 2: Convert to fraction form
    298,957,539.10/448,436,308.65 = 137,714,403.10/x
  3. Step 3: Cross multiply
    298,957,539.10x = 448,436,308.65 × 137,714,403.10
  4. Step 4: Simplify right side
    298,957,539.10x = 61,756,138,574,102,112
  5. Step 5: Solve for x
    x = 61,756,138,574,102,112/298,957,539.10
  6. Step 6: Final answer
    x = 206,571,604.65

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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.