Home / 314,793,943.39-471,558,540.28-156,750,823.40

Finding the Fourth Proportional to 314,793,943.39, 471,558,540.28 and 156,750,823.40

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Solution

The fourth proportional to 314,793,943.39, 471,558,540.28 and 156,750,823.40 is: 234,811,345.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,793,943.39 : 471,558,540.28 = 156,750,823.40 : x
  2. Step 2: Convert to fraction form
    314,793,943.39/471,558,540.28 = 156,750,823.40/x
  3. Step 3: Cross multiply
    314,793,943.39x = 471,558,540.28 × 156,750,823.40
  4. Step 4: Simplify right side
    314,793,943.39x = 73,917,189,470,500,112
  5. Step 5: Solve for x
    x = 73,917,189,470,500,112/314,793,943.39
  6. Step 6: Final answer
    x = 234,811,345.71

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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.