Home / 164,011,402.97-226,340,460.02-90,677,268.89

Finding the Fourth Proportional to 164,011,402.97, 226,340,460.02 and 90,677,268.89

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Solution

The fourth proportional to 164,011,402.97, 226,340,460.02 and 90,677,268.89 is: 125,137,242.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,011,402.97 : 226,340,460.02 = 90,677,268.89 : x
  2. Step 2: Convert to fraction form
    164,011,402.97/226,340,460.02 = 90,677,268.89/x
  3. Step 3: Cross multiply
    164,011,402.97x = 226,340,460.02 × 90,677,268.89
  4. Step 4: Simplify right side
    164,011,402.97x = 20,523,934,753,353,088
  5. Step 5: Solve for x
    x = 20,523,934,753,353,088/164,011,402.97
  6. Step 6: Final answer
    x = 125,137,242.79

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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.