Home / 2,156,885,810-2,976,473,315.27-1,204,281,220.85

Finding the Fourth Proportional to 2,156,885,810, 2,976,473,315.27 and 1,204,281,220.85

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Solution

The fourth proportional to 2,156,885,810, 2,976,473,315.27 and 1,204,281,220.85 is: 1,661,891,835.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,885,810 : 2,976,473,315.27 = 1,204,281,220.85 : x
  2. Step 2: Convert to fraction form
    2,156,885,810/2,976,473,315.27 = 1,204,281,220.85/x
  3. Step 3: Cross multiply
    2,156,885,810x = 2,976,473,315.27 × 1,204,281,220.85
  4. Step 4: Simplify right side
    2,156,885,810x = 3,584,510,917,940,802,048
  5. Step 5: Solve for x
    x = 3,584,510,917,940,802,048/2,156,885,810
  6. Step 6: Final answer
    x = 1,661,891,835.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.