Home / 247,948,266.60-371,976,203.52-75,420,596.06

Finding the Fourth Proportional to 247,948,266.60, 371,976,203.52 and 75,420,596.06

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Solution

The fourth proportional to 247,948,266.60, 371,976,203.52 and 75,420,596.06 is: 113,147,260.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,948,266.60 : 371,976,203.52 = 75,420,596.06 : x
  2. Step 2: Convert to fraction form
    247,948,266.60/371,976,203.52 = 75,420,596.06/x
  3. Step 3: Cross multiply
    247,948,266.60x = 371,976,203.52 × 75,420,596.06
  4. Step 4: Simplify right side
    247,948,266.60x = 28,054,666,989,331,444
  5. Step 5: Solve for x
    x = 28,054,666,989,331,444/247,948,266.60
  6. Step 6: Final answer
    x = 113,147,260.01

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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.