Home / 164,011,438.13-226,340,508.54-90,677,304.05

Finding the Fourth Proportional to 164,011,438.13, 226,340,508.54 and 90,677,304.05

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Solution

The fourth proportional to 164,011,438.13, 226,340,508.54 and 90,677,304.05 is: 125,137,291.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,011,438.13 : 226,340,508.54 = 90,677,304.05 : x
  2. Step 2: Convert to fraction form
    164,011,438.13/226,340,508.54 = 90,677,304.05/x
  3. Step 3: Cross multiply
    164,011,438.13x = 226,340,508.54 × 90,677,304.05
  4. Step 4: Simplify right side
    164,011,438.13x = 20,523,947,110,581,500
  5. Step 5: Solve for x
    x = 20,523,947,110,581,500/164,011,438.13
  6. Step 6: Final answer
    x = 125,137,291.31

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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.