Home / 386,899,667.60-579,593,674.20-233,088,832.40

Finding the Fourth Proportional to 386,899,667.60, 579,593,674.20 and 233,088,832.40

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Solution

The fourth proportional to 386,899,667.60, 579,593,674.20 and 233,088,832.40 is: 349,177,898.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,899,667.60 : 579,593,674.20 = 233,088,832.40 : x
  2. Step 2: Convert to fraction form
    386,899,667.60/579,593,674.20 = 233,088,832.40/x
  3. Step 3: Cross multiply
    386,899,667.60x = 579,593,674.20 × 233,088,832.40
  4. Step 4: Simplify right side
    386,899,667.60x = 135,096,812,785,704,016
  5. Step 5: Solve for x
    x = 135,096,812,785,704,016/386,899,667.60
  6. Step 6: Final answer
    x = 349,177,898.30

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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.