Home / 106,171,231,967.64-146,551,216,605.30-84,509,109,680.04

Finding the Fourth Proportional to 106,171,231,967.64, 146,551,216,605.30 and 84,509,109,680.04

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Solution

The fourth proportional to 106,171,231,967.64, 146,551,216,605.30 and 84,509,109,680.04 is: 116,650,363,835.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,171,231,967.64 : 146,551,216,605.30 = 84,509,109,680.04 : x
  2. Step 2: Convert to fraction form
    106,171,231,967.64/146,551,216,605.30 = 84,509,109,680.04/x
  3. Step 3: Cross multiply
    106,171,231,967.64x = 146,551,216,605.30 × 84,509,109,680.04
  4. Step 4: Simplify right side
    106,171,231,967.64x = 12,384,912,837,840,595,845,120
  5. Step 5: Solve for x
    x = 12,384,912,837,840,595,845,120/106,171,231,967.64
  6. Step 6: Final answer
    x = 116,650,363,835.05

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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.