Home / 1,379,536,259.70-1,903,475,847.09-792,712,021.62

Finding the Fourth Proportional to 1,379,536,259.70, 1,903,475,847.09 and 792,712,021.62

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Solution

The fourth proportional to 1,379,536,259.70, 1,903,475,847.09 and 792,712,021.62 is: 1,093,779,287.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,536,259.70 : 1,903,475,847.09 = 792,712,021.62 : x
  2. Step 2: Convert to fraction form
    1,379,536,259.70/1,903,475,847.09 = 792,712,021.62/x
  3. Step 3: Cross multiply
    1,379,536,259.70x = 1,903,475,847.09 × 792,712,021.62
  4. Step 4: Simplify right side
    1,379,536,259.70x = 1,508,908,186,851,555,840
  5. Step 5: Solve for x
    x = 1,508,908,186,851,555,840/1,379,536,259.70
  6. Step 6: Final answer
    x = 1,093,779,287.24

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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.