Home / 1,379,536,234.20-1,903,475,812.05-792,711,996.12

Finding the Fourth Proportional to 1,379,536,234.20, 1,903,475,812.05 and 792,711,996.12

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Solution

The fourth proportional to 1,379,536,234.20, 1,903,475,812.05 and 792,711,996.12 is: 1,093,779,252.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,536,234.20 : 1,903,475,812.05 = 792,711,996.12 : x
  2. Step 2: Convert to fraction form
    1,379,536,234.20/1,903,475,812.05 = 792,711,996.12/x
  3. Step 3: Cross multiply
    1,379,536,234.20x = 1,903,475,812.05 × 792,711,996.12
  4. Step 4: Simplify right side
    1,379,536,234.20x = 1,508,908,110,536,372,736
  5. Step 5: Solve for x
    x = 1,508,908,110,536,372,736/1,379,536,234.20
  6. Step 6: Final answer
    x = 1,093,779,252.13

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Double scale
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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.