Home / 2,312,294,968.40-3,190,969,418.00-1,255,023,158.54

Finding the Fourth Proportional to 2,312,294,968.40, 3,190,969,418.00 and 1,255,023,158.54

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Solution

The fourth proportional to 2,312,294,968.40, 3,190,969,418.00 and 1,255,023,158.54 is: 1,731,933,240.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312,294,968.40 : 3,190,969,418.00 = 1,255,023,158.54 : x
  2. Step 2: Convert to fraction form
    2,312,294,968.40/3,190,969,418.00 = 1,255,023,158.54/x
  3. Step 3: Cross multiply
    2,312,294,968.40x = 3,190,969,418.00 × 1,255,023,158.54
  4. Step 4: Simplify right side
    2,312,294,968.40x = 4,004,740,517,767,703,552
  5. Step 5: Solve for x
    x = 4,004,740,517,767,703,552/2,312,294,968.40
  6. Step 6: Final answer
    x = 1,731,933,240.56

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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.