Home / 119,619,837.92-179,429,756.99-28,743,426.92

Finding the Fourth Proportional to 119,619,837.92, 179,429,756.99 and 28,743,426.92

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Solution

The fourth proportional to 119,619,837.92, 179,429,756.99 and 28,743,426.92 is: 43,115,140.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,619,837.92 : 179,429,756.99 = 28,743,426.92 : x
  2. Step 2: Convert to fraction form
    119,619,837.92/179,429,756.99 = 28,743,426.92/x
  3. Step 3: Cross multiply
    119,619,837.92x = 179,429,756.99 × 28,743,426.92
  4. Step 4: Simplify right side
    119,619,837.92x = 5,157,426,107,620,282
  5. Step 5: Solve for x
    x = 5,157,426,107,620,282/119,619,837.92
  6. Step 6: Final answer
    x = 43,115,140.41

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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.