Home / 125,412,656.44-188,180,614.32-56,374,238.70

Finding the Fourth Proportional to 125,412,656.44, 188,180,614.32 and 56,374,238.70

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Solution

The fourth proportional to 125,412,656.44, 188,180,614.32 and 56,374,238.70 is: 84,589,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,412,656.44 : 188,180,614.32 = 56,374,238.70 : x
  2. Step 2: Convert to fraction form
    125,412,656.44/188,180,614.32 = 56,374,238.70/x
  3. Step 3: Cross multiply
    125,412,656.44x = 188,180,614.32 × 56,374,238.70
  4. Step 4: Simplify right side
    125,412,656.44x = 10,608,538,870,388,318
  5. Step 5: Solve for x
    x = 10,608,538,870,388,318/125,412,656.44
  6. Step 6: Final answer
    x = 84,589,061.20

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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.