Home / 1,766,892,219.65-2,438,420,353.31-973,936,410.29

Finding the Fourth Proportional to 1,766,892,219.65, 2,438,420,353.31 and 973,936,410.29

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Solution

The fourth proportional to 1,766,892,219.65, 2,438,420,353.31 and 973,936,410.29 is: 1,344,092,378.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,892,219.65 : 2,438,420,353.31 = 973,936,410.29 : x
  2. Step 2: Convert to fraction form
    1,766,892,219.65/2,438,420,353.31 = 973,936,410.29/x
  3. Step 3: Cross multiply
    1,766,892,219.65x = 2,438,420,353.31 × 973,936,410.29
  4. Step 4: Simplify right side
    1,766,892,219.65x = 2,374,866,365,680,814,592
  5. Step 5: Solve for x
    x = 2,374,866,365,680,814,592/1,766,892,219.65
  6. Step 6: Final answer
    x = 1,344,092,378.28

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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.