Home / 310,864,162.88-466,298,019.84-129,111,340.96

Finding the Fourth Proportional to 310,864,162.88, 466,298,019.84 and 129,111,340.96

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Solution

The fourth proportional to 310,864,162.88, 466,298,019.84 and 129,111,340.96 is: 193,667,748.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,864,162.88 : 466,298,019.84 = 129,111,340.96 : x
  2. Step 2: Convert to fraction form
    310,864,162.88/466,298,019.84 = 129,111,340.96/x
  3. Step 3: Cross multiply
    310,864,162.88x = 466,298,019.84 × 129,111,340.96
  4. Step 4: Simplify right side
    310,864,162.88x = 60,204,362,628,535,080
  5. Step 5: Solve for x
    x = 60,204,362,628,535,080/310,864,162.88
  6. Step 6: Final answer
    x = 193,667,748.87

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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.