Home / 66,163,010.60-99,244,515.90-47,881,440.20

Finding the Fourth Proportional to 66,163,010.60, 99,244,515.90 and 47,881,440.20

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Solution

The fourth proportional to 66,163,010.60, 99,244,515.90 and 47,881,440.20 is: 71,822,160.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,163,010.60 : 99,244,515.90 = 47,881,440.20 : x
  2. Step 2: Convert to fraction form
    66,163,010.60/99,244,515.90 = 47,881,440.20/x
  3. Step 3: Cross multiply
    66,163,010.60x = 99,244,515.90 × 47,881,440.20
  4. Step 4: Simplify right side
    66,163,010.60x = 4,751,970,353,243,800
  5. Step 5: Solve for x
    x = 4,751,970,353,243,800/66,163,010.60
  6. Step 6: Final answer
    x = 71,822,160.30

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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.