Home / 2,769,663,931.12-4,155,272,588.27-1,112,734,731.88

Finding the Fourth Proportional to 2,769,663,931.12, 4,155,272,588.27 and 1,112,734,731.88

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Solution

The fourth proportional to 2,769,663,931.12, 4,155,272,588.27 and 1,112,734,731.88 is: 1,669,414,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,663,931.12 : 4,155,272,588.27 = 1,112,734,731.88 : x
  2. Step 2: Convert to fraction form
    2,769,663,931.12/4,155,272,588.27 = 1,112,734,731.88/x
  3. Step 3: Cross multiply
    2,769,663,931.12x = 4,155,272,588.27 × 1,112,734,731.88
  4. Step 4: Simplify right side
    2,769,663,931.12x = 4,623,716,129,396,932,608
  5. Step 5: Solve for x
    x = 4,623,716,129,396,932,608/2,769,663,931.12
  6. Step 6: Final answer
    x = 1,669,414,139.91

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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.