Home / 125,412,657.94-188,180,616.57-56,374,240.20

Finding the Fourth Proportional to 125,412,657.94, 188,180,616.57 and 56,374,240.20

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Solution

The fourth proportional to 125,412,657.94, 188,180,616.57 and 56,374,240.20 is: 84,589,063.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,412,657.94 : 188,180,616.57 = 56,374,240.20 : x
  2. Step 2: Convert to fraction form
    125,412,657.94/188,180,616.57 = 56,374,240.20/x
  3. Step 3: Cross multiply
    125,412,657.94x = 188,180,616.57 × 56,374,240.20
  4. Step 4: Simplify right side
    125,412,657.94x = 10,608,539,279,501,280
  5. Step 5: Solve for x
    x = 10,608,539,279,501,280/125,412,657.94
  6. Step 6: Final answer
    x = 84,589,063.45

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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.