Home / 1,277,217,086.40-1,915,265,757.60-586,894,910.40

Finding the Fourth Proportional to 1,277,217,086.40, 1,915,265,757.60 and 586,894,910.40

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Solution

The fourth proportional to 1,277,217,086.40, 1,915,265,757.60 and 586,894,910.40 is: 880,085,098.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,217,086.40 : 1,915,265,757.60 = 586,894,910.40 : x
  2. Step 2: Convert to fraction form
    1,277,217,086.40/1,915,265,757.60 = 586,894,910.40/x
  3. Step 3: Cross multiply
    1,277,217,086.40x = 1,915,265,757.60 × 586,894,910.40
  4. Step 4: Simplify right side
    1,277,217,086.40x = 1,124,059,725,198,840,064
  5. Step 5: Solve for x
    x = 1,124,059,725,198,840,064/1,277,217,086.40
  6. Step 6: Final answer
    x = 880,085,098.43

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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.