Home / 3,121,593,201.28-4,682,914,655.60-1,547,778,177.30

Finding the Fourth Proportional to 3,121,593,201.28, 4,682,914,655.60 and 1,547,778,177.30

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Solution

The fourth proportional to 3,121,593,201.28, 4,682,914,655.60 and 1,547,778,177.30 is: 2,321,927,503.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,593,201.28 : 4,682,914,655.60 = 1,547,778,177.30 : x
  2. Step 2: Convert to fraction form
    3,121,593,201.28/4,682,914,655.60 = 1,547,778,177.30/x
  3. Step 3: Cross multiply
    3,121,593,201.28x = 4,682,914,655.60 × 1,547,778,177.30
  4. Step 4: Simplify right side
    3,121,593,201.28x = 7,248,113,110,096,025,600
  5. Step 5: Solve for x
    x = 7,248,113,110,096,025,600/3,121,593,201.28
  6. Step 6: Final answer
    x = 2,321,927,503.92

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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.