Home / 45,497,530.80-68,246,296.20-43,159,190.40

Finding the Fourth Proportional to 45,497,530.80, 68,246,296.20 and 43,159,190.40

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Solution

The fourth proportional to 45,497,530.80, 68,246,296.20 and 43,159,190.40 is: 64,738,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,497,530.80 : 68,246,296.20 = 43,159,190.40 : x
  2. Step 2: Convert to fraction form
    45,497,530.80/68,246,296.20 = 43,159,190.40/x
  3. Step 3: Cross multiply
    45,497,530.80x = 68,246,296.20 × 43,159,190.40
  4. Step 4: Simplify right side
    45,497,530.80x = 2,945,454,891,790,596.50
  5. Step 5: Solve for x
    x = 2,945,454,891,790,596.50/45,497,530.80
  6. Step 6: Final answer
    x = 64,738,785.60

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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.