Home / 119,588,045.60-179,382,068.40-28,711,634.60

Finding the Fourth Proportional to 119,588,045.60, 179,382,068.40 and 28,711,634.60

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Solution

The fourth proportional to 119,588,045.60, 179,382,068.40 and 28,711,634.60 is: 43,067,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,588,045.60 : 179,382,068.40 = 28,711,634.60 : x
  2. Step 2: Convert to fraction form
    119,588,045.60/179,382,068.40 = 28,711,634.60/x
  3. Step 3: Cross multiply
    119,588,045.60x = 179,382,068.40 × 28,711,634.60
  4. Step 4: Simplify right side
    119,588,045.60x = 5,150,352,401,693,007
  5. Step 5: Solve for x
    x = 5,150,352,401,693,007/119,588,045.60
  6. Step 6: Final answer
    x = 43,067,451.90

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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.