Home / 386,150,606.60-579,225,909.90-178,888,616.60

Finding the Fourth Proportional to 386,150,606.60, 579,225,909.90 and 178,888,616.60

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Solution

The fourth proportional to 386,150,606.60, 579,225,909.90 and 178,888,616.60 is: 268,332,924.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,150,606.60 : 579,225,909.90 = 178,888,616.60 : x
  2. Step 2: Convert to fraction form
    386,150,606.60/579,225,909.90 = 178,888,616.60/x
  3. Step 3: Cross multiply
    386,150,606.60x = 579,225,909.90 × 178,888,616.60
  4. Step 4: Simplify right side
    386,150,606.60x = 103,616,921,720,887,232
  5. Step 5: Solve for x
    x = 103,616,921,720,887,232/386,150,606.60
  6. Step 6: Final answer
    x = 268,332,924.90

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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.