Home / 222,912,101.80-334,368,152.70-77,297,267.80

Finding the Fourth Proportional to 222,912,101.80, 334,368,152.70 and 77,297,267.80

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Solution

The fourth proportional to 222,912,101.80, 334,368,152.70 and 77,297,267.80 is: 115,945,901.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,912,101.80 : 334,368,152.70 = 77,297,267.80 : x
  2. Step 2: Convert to fraction form
    222,912,101.80/334,368,152.70 = 77,297,267.80/x
  3. Step 3: Cross multiply
    222,912,101.80x = 334,368,152.70 × 77,297,267.80
  4. Step 4: Simplify right side
    222,912,101.80x = 25,845,744,643,043,192
  5. Step 5: Solve for x
    x = 25,845,744,643,043,192/222,912,101.80
  6. Step 6: Final answer
    x = 115,945,901.70

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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.