Home / 66,271,834,977.77-99,407,753,624.35-15,907,268,763.98

Finding the Fourth Proportional to 66,271,834,977.77, 99,407,753,624.35 and 15,907,268,763.98

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Solution

The fourth proportional to 66,271,834,977.77, 99,407,753,624.35 and 15,907,268,763.98 is: 23,860,903,423.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,271,834,977.77 : 99,407,753,624.35 = 15,907,268,763.98 : x
  2. Step 2: Convert to fraction form
    66,271,834,977.77/99,407,753,624.35 = 15,907,268,763.98/x
  3. Step 3: Cross multiply
    66,271,834,977.77x = 99,407,753,624.35 × 15,907,268,763.98
  4. Step 4: Simplify right side
    66,271,834,977.77x = 1,581,305,854,126,042,382,336
  5. Step 5: Solve for x
    x = 1,581,305,854,126,042,382,336/66,271,834,977.77
  6. Step 6: Final answer
    x = 23,860,903,423.85

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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.