Home / 113,615,998.40-170,228,042.40-52,907,211.20

Finding the Fourth Proportional to 113,615,998.40, 170,228,042.40 and 52,907,211.20

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Solution

The fourth proportional to 113,615,998.40, 170,228,042.40 and 52,907,211.20 is: 79,269,566.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,615,998.40 : 170,228,042.40 = 52,907,211.20 : x
  2. Step 2: Convert to fraction form
    113,615,998.40/170,228,042.40 = 52,907,211.20/x
  3. Step 3: Cross multiply
    113,615,998.40x = 170,228,042.40 × 52,907,211.20
  4. Step 4: Simplify right side
    113,615,998.40x = 9,006,290,991,419,356
  5. Step 5: Solve for x
    x = 9,006,290,991,419,356/113,615,998.40
  6. Step 6: Final answer
    x = 79,269,566.95

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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.