Home / 148,691,147.09-223,011,982.51-45,035,707.91

Finding the Fourth Proportional to 148,691,147.09, 223,011,982.51 and 45,035,707.91

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Solution

The fourth proportional to 148,691,147.09, 223,011,982.51 and 45,035,707.91 is: 67,546,069.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,691,147.09 : 223,011,982.51 = 45,035,707.91 : x
  2. Step 2: Convert to fraction form
    148,691,147.09/223,011,982.51 = 45,035,707.91/x
  3. Step 3: Cross multiply
    148,691,147.09x = 223,011,982.51 × 45,035,707.91
  4. Step 4: Simplify right side
    148,691,147.09x = 10,043,502,503,522,740
  5. Step 5: Solve for x
    x = 10,043,502,503,522,740/148,691,147.09
  6. Step 6: Final answer
    x = 67,546,069.15

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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.