Home / 6,905,711,537.85-9,529,490,641.91-3,894,784,279.80

Finding the Fourth Proportional to 6,905,711,537.85, 9,529,490,641.91 and 3,894,784,279.80

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Solution

The fourth proportional to 6,905,711,537.85, 9,529,490,641.91 and 3,894,784,279.80 is: 5,374,581,626.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905,711,537.85 : 9,529,490,641.91 = 3,894,784,279.80 : x
  2. Step 2: Convert to fraction form
    6,905,711,537.85/9,529,490,641.91 = 3,894,784,279.80/x
  3. Step 3: Cross multiply
    6,905,711,537.85x = 9,529,490,641.91 × 3,894,784,279.80
  4. Step 4: Simplify right side
    6,905,711,537.85x = 37,115,310,346,612,277,248
  5. Step 5: Solve for x
    x = 37,115,310,346,612,277,248/6,905,711,537.85
  6. Step 6: Final answer
    x = 5,374,581,626.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.