Home / 818,843,305.16-1,228,480,333.52-294,265,402.76

Finding the Fourth Proportional to 818,843,305.16, 1,228,480,333.52 and 294,265,402.76

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Solution

The fourth proportional to 818,843,305.16, 1,228,480,333.52 and 294,265,402.76 is: 441,475,503.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,843,305.16 : 1,228,480,333.52 = 294,265,402.76 : x
  2. Step 2: Convert to fraction form
    818,843,305.16/1,228,480,333.52 = 294,265,402.76/x
  3. Step 3: Cross multiply
    818,843,305.16x = 1,228,480,333.52 × 294,265,402.76
  4. Step 4: Simplify right side
    818,843,305.16x = 361,499,260,126,001,920
  5. Step 5: Solve for x
    x = 361,499,260,126,001,920/818,843,305.16
  6. Step 6: Final answer
    x = 441,475,503.12

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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.