Home / 781,946,363.60-1,173,580,894.20-322,214,469.20

Finding the Fourth Proportional to 781,946,363.60, 1,173,580,894.20 and 322,214,469.20

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Solution

The fourth proportional to 781,946,363.60, 1,173,580,894.20 and 322,214,469.20 is: 483,594,223.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,946,363.60 : 1,173,580,894.20 = 322,214,469.20 : x
  2. Step 2: Convert to fraction form
    781,946,363.60/1,173,580,894.20 = 322,214,469.20/x
  3. Step 3: Cross multiply
    781,946,363.60x = 1,173,580,894.20 × 322,214,469.20
  4. Step 4: Simplify right side
    781,946,363.60x = 378,144,744,887,914,368
  5. Step 5: Solve for x
    x = 378,144,744,887,914,368/781,946,363.60
  6. Step 6: Final answer
    x = 483,594,223.97

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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.