Home / 1,979,456,403.28-2,731,602,190.80-1,099,390,807.12

Finding the Fourth Proportional to 1,979,456,403.28, 2,731,602,190.80 and 1,099,390,807.12

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Solution

The fourth proportional to 1,979,456,403.28, 2,731,602,190.80 and 1,099,390,807.12 is: 1,517,132,851.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,456,403.28 : 2,731,602,190.80 = 1,099,390,807.12 : x
  2. Step 2: Convert to fraction form
    1,979,456,403.28/2,731,602,190.80 = 1,099,390,807.12/x
  3. Step 3: Cross multiply
    1,979,456,403.28x = 2,731,602,190.80 × 1,099,390,807.12
  4. Step 4: Simplify right side
    1,979,456,403.28x = 3,003,098,337,274,372,096
  5. Step 5: Solve for x
    x = 3,003,098,337,274,372,096/1,979,456,403.28
  6. Step 6: Final answer
    x = 1,517,132,851.37

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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.