Home / 222,913,186.80-334,369,780.20-77,298,352.80

Finding the Fourth Proportional to 222,913,186.80, 334,369,780.20 and 77,298,352.80

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Solution

The fourth proportional to 222,913,186.80, 334,369,780.20 and 77,298,352.80 is: 115,947,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,913,186.80 : 334,369,780.20 = 77,298,352.80 : x
  2. Step 2: Convert to fraction form
    222,913,186.80/334,369,780.20 = 77,298,352.80/x
  3. Step 3: Cross multiply
    222,913,186.80x = 334,369,780.20 × 77,298,352.80
  4. Step 4: Simplify right side
    222,913,186.80x = 25,846,233,235,558,052
  5. Step 5: Solve for x
    x = 25,846,233,235,558,052/222,913,186.80
  6. Step 6: Final answer
    x = 115,947,529.20

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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.