Home / 2,119,165,007.60-3,180,637,079.40-1,244,672,937.20

Finding the Fourth Proportional to 2,119,165,007.60, 3,180,637,079.40 and 1,244,672,937.20

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Solution

The fourth proportional to 2,119,165,007.60, 3,180,637,079.40 and 1,244,672,937.20 is: 1,868,119,226.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,165,007.60 : 3,180,637,079.40 = 1,244,672,937.20 : x
  2. Step 2: Convert to fraction form
    2,119,165,007.60/3,180,637,079.40 = 1,244,672,937.20/x
  3. Step 3: Cross multiply
    2,119,165,007.60x = 3,180,637,079.40 × 1,244,672,937.20
  4. Step 4: Simplify right side
    2,119,165,007.60x = 3,958,852,895,784,027,648
  5. Step 5: Solve for x
    x = 3,958,852,895,784,027,648/2,119,165,007.60
  6. Step 6: Final answer
    x = 1,868,119,226.95

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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.