Home / 332,172,221.80-498,258,332.70-315,544,023.40

Finding the Fourth Proportional to 332,172,221.80, 498,258,332.70 and 315,544,023.40

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Solution

The fourth proportional to 332,172,221.80, 498,258,332.70 and 315,544,023.40 is: 473,316,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,172,221.80 : 498,258,332.70 = 315,544,023.40 : x
  2. Step 2: Convert to fraction form
    332,172,221.80/498,258,332.70 = 315,544,023.40/x
  3. Step 3: Cross multiply
    332,172,221.80x = 498,258,332.70 × 315,544,023.40
  4. Step 4: Simplify right side
    332,172,221.80x = 157,222,438,992,733,760
  5. Step 5: Solve for x
    x = 157,222,438,992,733,760/332,172,221.80
  6. Step 6: Final answer
    x = 473,316,035.10

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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.