Home / 363,399,118.83-501,488,232.89-198,386,688.33

Finding the Fourth Proportional to 363,399,118.83, 501,488,232.89 and 198,386,688.33

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Solution

The fourth proportional to 363,399,118.83, 501,488,232.89 and 198,386,688.33 is: 273,772,237.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,399,118.83 : 501,488,232.89 = 198,386,688.33 : x
  2. Step 2: Convert to fraction form
    363,399,118.83/501,488,232.89 = 198,386,688.33/x
  3. Step 3: Cross multiply
    363,399,118.83x = 501,488,232.89 × 198,386,688.33
  4. Step 4: Simplify right side
    363,399,118.83x = 99,488,589,758,518,960
  5. Step 5: Solve for x
    x = 99,488,589,758,518,960/363,399,118.83
  6. Step 6: Final answer
    x = 273,772,237.20

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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.