Home / 104,814,336.30-157,221,504.45-66,645,062.70

Finding the Fourth Proportional to 104,814,336.30, 157,221,504.45 and 66,645,062.70

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Solution

The fourth proportional to 104,814,336.30, 157,221,504.45 and 66,645,062.70 is: 99,967,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,814,336.30 : 157,221,504.45 = 66,645,062.70 : x
  2. Step 2: Convert to fraction form
    104,814,336.30/157,221,504.45 = 66,645,062.70/x
  3. Step 3: Cross multiply
    104,814,336.30x = 157,221,504.45 × 66,645,062.70
  4. Step 4: Simplify right side
    104,814,336.30x = 10,478,037,021,858,578
  5. Step 5: Solve for x
    x = 10,478,037,021,858,578/104,814,336.30
  6. Step 6: Final answer
    x = 99,967,594.05

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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.