Home / 7,881,645,469,319.70-11,826,940,533,815-4,255,348,411,517.40

Finding the Fourth Proportional to 7,881,645,469,319.70, 11,826,940,533,815 and 4,255,348,411,517.40

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Solution

The fourth proportional to 7,881,645,469,319.70, 11,826,940,533,815 and 4,255,348,411,517.40 is: 6,385,437,255,404.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881,645,469,319.70 : 11,826,940,533,815 = 4,255,348,411,517.40 : x
  2. Step 2: Convert to fraction form
    7,881,645,469,319.70/11,826,940,533,815 = 4,255,348,411,517.40/x
  3. Step 3: Cross multiply
    7,881,645,469,319.70x = 11,826,940,533,815 × 4,255,348,411,517.40
  4. Step 4: Simplify right side
    7,881,645,469,319.70x = 50,327,752,613,680,412,654,305,280
  5. Step 5: Solve for x
    x = 50,327,752,613,680,412,654,305,280/7,881,645,469,319.70
  6. Step 6: Final answer
    x = 6,385,437,255,404.03

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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.