Home / 1,100,721,314.76-1,518,949,569.60-598,932,069

Finding the Fourth Proportional to 1,100,721,314.76, 1,518,949,569.60 and 598,932,069

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Solution

The fourth proportional to 1,100,721,314.76, 1,518,949,569.60 and 598,932,069 is: 826,501,309.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,721,314.76 : 1,518,949,569.60 = 598,932,069 : x
  2. Step 2: Convert to fraction form
    1,100,721,314.76/1,518,949,569.60 = 598,932,069/x
  3. Step 3: Cross multiply
    1,100,721,314.76x = 1,518,949,569.60 × 598,932,069
  4. Step 4: Simplify right side
    1,100,721,314.76x = 909,747,608,427,187,456
  5. Step 5: Solve for x
    x = 909,747,608,427,187,456/1,100,721,314.76
  6. Step 6: Final answer
    x = 826,501,309.85

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Double scale
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1.5x scale

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.