Home / 147,156,765.12-203,066,614.44-88,384,506.48

Finding the Fourth Proportional to 147,156,765.12, 203,066,614.44 and 88,384,506.48

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Solution

The fourth proportional to 147,156,765.12, 203,066,614.44 and 88,384,506.48 is: 121,964,780.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,156,765.12 : 203,066,614.44 = 88,384,506.48 : x
  2. Step 2: Convert to fraction form
    147,156,765.12/203,066,614.44 = 88,384,506.48/x
  3. Step 3: Cross multiply
    147,156,765.12x = 203,066,614.44 × 88,384,506.48
  4. Step 4: Simplify right side
    147,156,765.12x = 17,947,942,499,843,842
  5. Step 5: Solve for x
    x = 17,947,942,499,843,842/147,156,765.12
  6. Step 6: Final answer
    x = 121,964,780.11

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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.