Home / 143,739,270.30-215,608,905.45-52,844,051.10

Finding the Fourth Proportional to 143,739,270.30, 215,608,905.45 and 52,844,051.10

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Solution

The fourth proportional to 143,739,270.30, 215,608,905.45 and 52,844,051.10 is: 79,266,076.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,739,270.30 : 215,608,905.45 = 52,844,051.10 : x
  2. Step 2: Convert to fraction form
    143,739,270.30/215,608,905.45 = 52,844,051.10/x
  3. Step 3: Cross multiply
    143,739,270.30x = 215,608,905.45 × 52,844,051.10
  4. Step 4: Simplify right side
    143,739,270.30x = 11,393,648,017,214,868
  5. Step 5: Solve for x
    x = 11,393,648,017,214,868/143,739,270.30
  6. Step 6: Final answer
    x = 79,266,076.65

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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.