Home / 137,882,026.60-206,821,268.41-45,808,101.88

Finding the Fourth Proportional to 137,882,026.60, 206,821,268.41 and 45,808,101.88

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Solution

The fourth proportional to 137,882,026.60, 206,821,268.41 and 45,808,101.88 is: 68,711,564.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,882,026.60 : 206,821,268.41 = 45,808,101.88 : x
  2. Step 2: Convert to fraction form
    137,882,026.60/206,821,268.41 = 45,808,101.88/x
  3. Step 3: Cross multiply
    137,882,026.60x = 206,821,268.41 × 45,808,101.88
  4. Step 4: Simplify right side
    137,882,026.60x = 9,474,089,734,276,106
  5. Step 5: Solve for x
    x = 9,474,089,734,276,106/137,882,026.60
  6. Step 6: Final answer
    x = 68,711,564.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.