Home / 136,593,120.56-188,496,152.33-77,054,545.42

Finding the Fourth Proportional to 136,593,120.56, 188,496,152.33 and 77,054,545.42

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Solution

The fourth proportional to 136,593,120.56, 188,496,152.33 and 77,054,545.42 is: 106,333,944.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,593,120.56 : 188,496,152.33 = 77,054,545.42 : x
  2. Step 2: Convert to fraction form
    136,593,120.56/188,496,152.33 = 77,054,545.42/x
  3. Step 3: Cross multiply
    136,593,120.56x = 188,496,152.33 × 77,054,545.42
  4. Step 4: Simplify right side
    136,593,120.56x = 14,524,485,330,350,710
  5. Step 5: Solve for x
    x = 14,524,485,330,350,710/136,593,120.56
  6. Step 6: Final answer
    x = 106,333,944.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.