Home / 66,271,834,981.85-99,407,753,630.43-15,907,268,768.04

Finding the Fourth Proportional to 66,271,834,981.85, 99,407,753,630.43 and 15,907,268,768.04

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Solution

The fourth proportional to 66,271,834,981.85, 99,407,753,630.43 and 15,907,268,768.04 is: 23,860,903,429.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,271,834,981.85 : 99,407,753,630.43 = 15,907,268,768.04 : x
  2. Step 2: Convert to fraction form
    66,271,834,981.85/99,407,753,630.43 = 15,907,268,768.04/x
  3. Step 3: Cross multiply
    66,271,834,981.85x = 99,407,753,630.43 × 15,907,268,768.04
  4. Step 4: Simplify right side
    66,271,834,981.85x = 1,581,305,854,626,354,167,808
  5. Step 5: Solve for x
    x = 1,581,305,854,626,354,167,808/66,271,834,981.85
  6. Step 6: Final answer
    x = 23,860,903,429.93

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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.