Home / 147,471,699.56-202,964,907.48-108,251,353.76

Finding the Fourth Proportional to 147,471,699.56, 202,964,907.48 and 108,251,353.76

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Solution

The fourth proportional to 147,471,699.56, 202,964,907.48 and 108,251,353.76 is: 148,986,049.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,471,699.56 : 202,964,907.48 = 108,251,353.76 : x
  2. Step 2: Convert to fraction form
    147,471,699.56/202,964,907.48 = 108,251,353.76/x
  3. Step 3: Cross multiply
    147,471,699.56x = 202,964,907.48 × 108,251,353.76
  4. Step 4: Simplify right side
    147,471,699.56x = 21,971,226,000,483,152
  5. Step 5: Solve for x
    x = 21,971,226,000,483,152/147,471,699.56
  6. Step 6: Final answer
    x = 148,986,049.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.