Home / 2,719,182,005.80-4,078,773,008.70-880,254,428.20

Finding the Fourth Proportional to 2,719,182,005.80, 4,078,773,008.70 and 880,254,428.20

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Solution

The fourth proportional to 2,719,182,005.80, 4,078,773,008.70 and 880,254,428.20 is: 1,320,381,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,182,005.80 : 4,078,773,008.70 = 880,254,428.20 : x
  2. Step 2: Convert to fraction form
    2,719,182,005.80/4,078,773,008.70 = 880,254,428.20/x
  3. Step 3: Cross multiply
    2,719,182,005.80x = 4,078,773,008.70 × 880,254,428.20
  4. Step 4: Simplify right side
    2,719,182,005.80x = 3,590,358,002,530,811,904
  5. Step 5: Solve for x
    x = 3,590,358,002,530,811,904/2,719,182,005.80
  6. Step 6: Final answer
    x = 1,320,381,642.30

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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.