Home / 3,895,894,978.15-5,376,191,032.71-2,111,710,123.17

Finding the Fourth Proportional to 3,895,894,978.15, 5,376,191,032.71 and 2,111,710,123.17

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Solution

The fourth proportional to 3,895,894,978.15, 5,376,191,032.71 and 2,111,710,123.17 is: 2,914,081,896.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,894,978.15 : 5,376,191,032.71 = 2,111,710,123.17 : x
  2. Step 2: Convert to fraction form
    3,895,894,978.15/5,376,191,032.71 = 2,111,710,123.17/x
  3. Step 3: Cross multiply
    3,895,894,978.15x = 5,376,191,032.71 × 2,111,710,123.17
  4. Step 4: Simplify right side
    3,895,894,978.15x = 11,352,957,027,869,485,056
  5. Step 5: Solve for x
    x = 11,352,957,027,869,485,056/3,895,894,978.15
  6. Step 6: Final answer
    x = 2,914,081,896.85

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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.