Home / 129,024,010.10-193,536,015.15-104,837,539.70

Finding the Fourth Proportional to 129,024,010.10, 193,536,015.15 and 104,837,539.70

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Solution

The fourth proportional to 129,024,010.10, 193,536,015.15 and 104,837,539.70 is: 157,256,309.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,024,010.10 : 193,536,015.15 = 104,837,539.70 : x
  2. Step 2: Convert to fraction form
    129,024,010.10/193,536,015.15 = 104,837,539.70/x
  3. Step 3: Cross multiply
    129,024,010.10x = 193,536,015.15 × 104,837,539.70
  4. Step 4: Simplify right side
    129,024,010.10x = 20,289,839,671,667,928
  5. Step 5: Solve for x
    x = 20,289,839,671,667,928/129,024,010.10
  6. Step 6: Final answer
    x = 157,256,309.55

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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.