Home / 1,502,928,015.40-2,254,392,023.10-951,929,986.60

Finding the Fourth Proportional to 1,502,928,015.40, 2,254,392,023.10 and 951,929,986.60

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Solution

The fourth proportional to 1,502,928,015.40, 2,254,392,023.10 and 951,929,986.60 is: 1,427,894,979.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,928,015.40 : 2,254,392,023.10 = 951,929,986.60 : x
  2. Step 2: Convert to fraction form
    1,502,928,015.40/2,254,392,023.10 = 951,929,986.60/x
  3. Step 3: Cross multiply
    1,502,928,015.40x = 2,254,392,023.10 × 951,929,986.60
  4. Step 4: Simplify right side
    1,502,928,015.40x = 2,146,023,368,340,729,856
  5. Step 5: Solve for x
    x = 2,146,023,368,340,729,856/1,502,928,015.40
  6. Step 6: Final answer
    x = 1,427,894,979.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.