Home / 165,442,687.20-248,164,030.80-44,274,139.20

Finding the Fourth Proportional to 165,442,687.20, 248,164,030.80 and 44,274,139.20

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Solution

The fourth proportional to 165,442,687.20, 248,164,030.80 and 44,274,139.20 is: 66,411,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,442,687.20 : 248,164,030.80 = 44,274,139.20 : x
  2. Step 2: Convert to fraction form
    165,442,687.20/248,164,030.80 = 44,274,139.20/x
  3. Step 3: Cross multiply
    165,442,687.20x = 248,164,030.80 × 44,274,139.20
  4. Step 4: Simplify right side
    165,442,687.20x = 10,987,248,844,072,288
  5. Step 5: Solve for x
    x = 10,987,248,844,072,288/165,442,687.20
  6. Step 6: Final answer
    x = 66,411,208.80

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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.