Home / 223,328,075.40-335,002,610.70-69,979,134.60

Finding the Fourth Proportional to 223,328,075.40, 335,002,610.70 and 69,979,134.60

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Solution

The fourth proportional to 223,328,075.40, 335,002,610.70 and 69,979,134.60 is: 104,971,991.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,328,075.40 : 335,002,610.70 = 69,979,134.60 : x
  2. Step 2: Convert to fraction form
    223,328,075.40/335,002,610.70 = 69,979,134.60/x
  3. Step 3: Cross multiply
    223,328,075.40x = 335,002,610.70 × 69,979,134.60
  4. Step 4: Simplify right side
    223,328,075.40x = 23,443,192,785,526,696
  5. Step 5: Solve for x
    x = 23,443,192,785,526,696/223,328,075.40
  6. Step 6: Final answer
    x = 104,971,991.29

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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.