Home / 49,288,515.60-73,791,055.80-30,156,639.60

Finding the Fourth Proportional to 49,288,515.60, 73,791,055.80 and 30,156,639.60

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Solution

The fourth proportional to 49,288,515.60, 73,791,055.80 and 30,156,639.60 is: 45,148,251.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,288,515.60 : 73,791,055.80 = 30,156,639.60 : x
  2. Step 2: Convert to fraction form
    49,288,515.60/73,791,055.80 = 30,156,639.60/x
  3. Step 3: Cross multiply
    49,288,515.60x = 73,791,055.80 × 30,156,639.60
  4. Step 4: Simplify right side
    49,288,515.60x = 2,225,290,275,464,089.75
  5. Step 5: Solve for x
    x = 2,225,290,275,464,089.75/49,288,515.60
  6. Step 6: Final answer
    x = 45,148,251.04

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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.