Home / 122,648,978,428.80-183,973,467,643.20-52,855,894,780.80

Finding the Fourth Proportional to 122,648,978,428.80, 183,973,467,643.20 and 52,855,894,780.80

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Solution

The fourth proportional to 122,648,978,428.80, 183,973,467,643.20 and 52,855,894,780.80 is: 79,283,842,171.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,648,978,428.80 : 183,973,467,643.20 = 52,855,894,780.80 : x
  2. Step 2: Convert to fraction form
    122,648,978,428.80/183,973,467,643.20 = 52,855,894,780.80/x
  3. Step 3: Cross multiply
    122,648,978,428.80x = 183,973,467,643.20 × 52,855,894,780.80
  4. Step 4: Simplify right side
    122,648,978,428.80x = 9,724,082,248,207,894,052,864
  5. Step 5: Solve for x
    x = 9,724,082,248,207,894,052,864/122,648,978,428.80
  6. Step 6: Final answer
    x = 79,283,842,171.20

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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.