Home / 129,317,180.16-194,001,323.52-47,436,818.70

Finding the Fourth Proportional to 129,317,180.16, 194,001,323.52 and 47,436,818.70

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Solution

The fourth proportional to 129,317,180.16, 194,001,323.52 and 47,436,818.70 is: 71,164,601.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,317,180.16 : 194,001,323.52 = 47,436,818.70 : x
  2. Step 2: Convert to fraction form
    129,317,180.16/194,001,323.52 = 47,436,818.70/x
  3. Step 3: Cross multiply
    129,317,180.16x = 194,001,323.52 × 47,436,818.70
  4. Step 4: Simplify right side
    129,317,180.16x = 9,202,805,611,378,286
  5. Step 5: Solve for x
    x = 9,202,805,611,378,286/129,317,180.16
  6. Step 6: Final answer
    x = 71,164,601.64

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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.