Home / 73,774,455,395.22-110,668,436,439.48-20,715,130,972.89

Finding the Fourth Proportional to 73,774,455,395.22, 110,668,436,439.48 and 20,715,130,972.89

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Solution

The fourth proportional to 73,774,455,395.22, 110,668,436,439.48 and 20,715,130,972.89 is: 31,074,592,731.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,774,455,395.22 : 110,668,436,439.48 = 20,715,130,972.89 : x
  2. Step 2: Convert to fraction form
    73,774,455,395.22/110,668,436,439.48 = 20,715,130,972.89/x
  3. Step 3: Cross multiply
    73,774,455,395.22x = 110,668,436,439.48 × 20,715,130,972.89
  4. Step 4: Simplify right side
    73,774,455,395.22x = 2,292,511,155,408,780,394,496
  5. Step 5: Solve for x
    x = 2,292,511,155,408,780,394,496/73,774,455,395.22
  6. Step 6: Final answer
    x = 31,074,592,731.69

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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.