Home / 164,011,439.25-226,340,510.09-90,677,305.17

Finding the Fourth Proportional to 164,011,439.25, 226,340,510.09 and 90,677,305.17

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Solution

The fourth proportional to 164,011,439.25, 226,340,510.09 and 90,677,305.17 is: 125,137,292.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,011,439.25 : 226,340,510.09 = 90,677,305.17 : x
  2. Step 2: Convert to fraction form
    164,011,439.25/226,340,510.09 = 90,677,305.17/x
  3. Step 3: Cross multiply
    164,011,439.25x = 226,340,510.09 × 90,677,305.17
  4. Step 4: Simplify right side
    164,011,439.25x = 20,523,947,505,311,008
  5. Step 5: Solve for x
    x = 20,523,947,505,311,008/164,011,439.25
  6. Step 6: Final answer
    x = 125,137,292.86

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1.5x scale

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.