Home / 89,366,919.20-134,050,378.80-63,290,880.80

Finding the Fourth Proportional to 89,366,919.20, 134,050,378.80 and 63,290,880.80

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Solution

The fourth proportional to 89,366,919.20, 134,050,378.80 and 63,290,880.80 is: 94,936,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,366,919.20 : 134,050,378.80 = 63,290,880.80 : x
  2. Step 2: Convert to fraction form
    89,366,919.20/134,050,378.80 = 63,290,880.80/x
  3. Step 3: Cross multiply
    89,366,919.20x = 134,050,378.80 × 63,290,880.80
  4. Step 4: Simplify right side
    89,366,919.20x = 8,484,166,545,825,646
  5. Step 5: Solve for x
    x = 8,484,166,545,825,646/89,366,919.20
  6. Step 6: Final answer
    x = 94,936,321.20

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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.