Home / 114,902,249.34-158,614,030.81-77,247,251.83

Finding the Fourth Proportional to 114,902,249.34, 158,614,030.81 and 77,247,251.83

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Solution

The fourth proportional to 114,902,249.34, 158,614,030.81 and 77,247,251.83 is: 106,634,100.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,902,249.34 : 158,614,030.81 = 77,247,251.83 : x
  2. Step 2: Convert to fraction form
    114,902,249.34/158,614,030.81 = 77,247,251.83/x
  3. Step 3: Cross multiply
    114,902,249.34x = 158,614,030.81 × 77,247,251.83
  4. Step 4: Simplify right side
    114,902,249.34x = 12,252,497,981,611,374
  5. Step 5: Solve for x
    x = 12,252,497,981,611,374/114,902,249.34
  6. Step 6: Final answer
    x = 106,634,100.30

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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.