Home / 2,981,496,103.80-4,472,202,165.30-1,345,718,081.40

Finding the Fourth Proportional to 2,981,496,103.80, 4,472,202,165.30 and 1,345,718,081.40

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Solution

The fourth proportional to 2,981,496,103.80, 4,472,202,165.30 and 1,345,718,081.40 is: 2,018,558,169.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,496,103.80 : 4,472,202,165.30 = 1,345,718,081.40 : x
  2. Step 2: Convert to fraction form
    2,981,496,103.80/4,472,202,165.30 = 1,345,718,081.40/x
  3. Step 3: Cross multiply
    2,981,496,103.80x = 4,472,202,165.30 × 1,345,718,081.40
  4. Step 4: Simplify right side
    2,981,496,103.80x = 6,018,323,317,520,442,368
  5. Step 5: Solve for x
    x = 6,018,323,317,520,442,368/2,981,496,103.80
  6. Step 6: Final answer
    x = 2,018,558,169.45

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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.