Home / 69,948,133.60-104,922,200.40-55,335,474.40

Finding the Fourth Proportional to 69,948,133.60, 104,922,200.40 and 55,335,474.40

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Solution

The fourth proportional to 69,948,133.60, 104,922,200.40 and 55,335,474.40 is: 83,003,211.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,948,133.60 : 104,922,200.40 = 55,335,474.40 : x
  2. Step 2: Convert to fraction form
    69,948,133.60/104,922,200.40 = 55,335,474.40/x
  3. Step 3: Cross multiply
    69,948,133.60x = 104,922,200.40 × 55,335,474.40
  4. Step 4: Simplify right side
    69,948,133.60x = 5,805,919,734,225,870
  5. Step 5: Solve for x
    x = 5,805,919,734,225,870/69,948,133.60
  6. Step 6: Final answer
    x = 83,003,211.60

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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.