Home / 104,976,117.65-157,464,176.48-72,664,504.85

Finding the Fourth Proportional to 104,976,117.65, 157,464,176.48 and 72,664,504.85

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Solution

The fourth proportional to 104,976,117.65, 157,464,176.48 and 72,664,504.85 is: 108,996,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,117.65 : 157,464,176.48 = 72,664,504.85 : x
  2. Step 2: Convert to fraction form
    104,976,117.65/157,464,176.48 = 72,664,504.85/x
  3. Step 3: Cross multiply
    104,976,117.65x = 157,464,176.48 × 72,664,504.85
  4. Step 4: Simplify right side
    104,976,117.65x = 11,442,056,415,532,214
  5. Step 5: Solve for x
    x = 11,442,056,415,532,214/104,976,117.65
  6. Step 6: Final answer
    x = 108,996,757.28

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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.