Home / 797,258,337.15-1,195,887,505.73-312,584,145.15

Finding the Fourth Proportional to 797,258,337.15, 1,195,887,505.73 and 312,584,145.15

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Solution

The fourth proportional to 797,258,337.15, 1,195,887,505.73 and 312,584,145.15 is: 468,876,217.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,258,337.15 : 1,195,887,505.73 = 312,584,145.15 : x
  2. Step 2: Convert to fraction form
    797,258,337.15/1,195,887,505.73 = 312,584,145.15/x
  3. Step 3: Cross multiply
    797,258,337.15x = 1,195,887,505.73 × 312,584,145.15
  4. Step 4: Simplify right side
    797,258,337.15x = 373,815,473,672,614,784
  5. Step 5: Solve for x
    x = 373,815,473,672,614,784/797,258,337.15
  6. Step 6: Final answer
    x = 468,876,217.73

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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.