Home / 148,088,857.40-222,133,286.10-71,561,353.40

Finding the Fourth Proportional to 148,088,857.40, 222,133,286.10 and 71,561,353.40

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Solution

The fourth proportional to 148,088,857.40, 222,133,286.10 and 71,561,353.40 is: 107,342,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,088,857.40 : 222,133,286.10 = 71,561,353.40 : x
  2. Step 2: Convert to fraction form
    148,088,857.40/222,133,286.10 = 71,561,353.40/x
  3. Step 3: Cross multiply
    148,088,857.40x = 222,133,286.10 × 71,561,353.40
  4. Step 4: Simplify right side
    148,088,857.40x = 15,896,158,588,505,408
  5. Step 5: Solve for x
    x = 15,896,158,588,505,408/148,088,857.40
  6. Step 6: Final answer
    x = 107,342,030.10

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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.