Home / 148,607,564.10-222,722,389.35-71,765,132.10

Finding the Fourth Proportional to 148,607,564.10, 222,722,389.35 and 71,765,132.10

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Solution

The fourth proportional to 148,607,564.10, 222,722,389.35 and 71,765,132.10 is: 107,556,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,607,564.10 : 222,722,389.35 = 71,765,132.10 : x
  2. Step 2: Convert to fraction form
    148,607,564.10/222,722,389.35 = 71,765,132.10/x
  3. Step 3: Cross multiply
    148,607,564.10x = 222,722,389.35 × 71,765,132.10
  4. Step 4: Simplify right side
    148,607,564.10x = 15,983,701,693,330,382
  5. Step 5: Solve for x
    x = 15,983,701,693,330,382/148,607,564.10
  6. Step 6: Final answer
    x = 107,556,447.68

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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.