Home / 137,709,244.80-206,563,867.20-119,773,111.05

Finding the Fourth Proportional to 137,709,244.80, 206,563,867.20 and 119,773,111.05

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Solution

The fourth proportional to 137,709,244.80, 206,563,867.20 and 119,773,111.05 is: 179,659,666.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,709,244.80 : 206,563,867.20 = 119,773,111.05 : x
  2. Step 2: Convert to fraction form
    137,709,244.80/206,563,867.20 = 119,773,111.05/x
  3. Step 3: Cross multiply
    137,709,244.80x = 206,563,867.20 × 119,773,111.05
  4. Step 4: Simplify right side
    137,709,244.80x = 24,740,797,005,063,052
  5. Step 5: Solve for x
    x = 24,740,797,005,063,052/137,709,244.80
  6. Step 6: Final answer
    x = 179,659,666.58

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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.