Home / 119,744,061.70-179,616,092.55-81,480,309.70

Finding the Fourth Proportional to 119,744,061.70, 179,616,092.55 and 81,480,309.70

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Solution

The fourth proportional to 119,744,061.70, 179,616,092.55 and 81,480,309.70 is: 122,220,464.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,744,061.70 : 179,616,092.55 = 81,480,309.70 : x
  2. Step 2: Convert to fraction form
    119,744,061.70/179,616,092.55 = 81,480,309.70/x
  3. Step 3: Cross multiply
    119,744,061.70x = 179,616,092.55 × 81,480,309.70
  4. Step 4: Simplify right side
    119,744,061.70x = 14,635,174,848,077,864
  5. Step 5: Solve for x
    x = 14,635,174,848,077,864/119,744,061.70
  6. Step 6: Final answer
    x = 122,220,464.55

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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.