Home / 52,191,060,754.46-78,254,552,048.31-20,282,476,625.73

Finding the Fourth Proportional to 52,191,060,754.46, 78,254,552,048.31 and 20,282,476,625.73

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Solution

The fourth proportional to 52,191,060,754.46, 78,254,552,048.31 and 20,282,476,625.73 is: 30,411,263,918.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,191,060,754.46 : 78,254,552,048.31 = 20,282,476,625.73 : x
  2. Step 2: Convert to fraction form
    52,191,060,754.46/78,254,552,048.31 = 20,282,476,625.73/x
  3. Step 3: Cross multiply
    52,191,060,754.46x = 78,254,552,048.31 × 20,282,476,625.73
  4. Step 4: Simplify right side
    52,191,060,754.46x = 1,587,196,122,776,819,204,096
  5. Step 5: Solve for x
    x = 1,587,196,122,776,819,204,096/52,191,060,754.46
  6. Step 6: Final answer
    x = 30,411,263,918.24

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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.