Home / 220,062,956.40-330,094,434.60-155,492,874.90

Finding the Fourth Proportional to 220,062,956.40, 330,094,434.60 and 155,492,874.90

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Solution

The fourth proportional to 220,062,956.40, 330,094,434.60 and 155,492,874.90 is: 233,239,312.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,062,956.40 : 330,094,434.60 = 155,492,874.90 : x
  2. Step 2: Convert to fraction form
    220,062,956.40/330,094,434.60 = 155,492,874.90/x
  3. Step 3: Cross multiply
    220,062,956.40x = 330,094,434.60 × 155,492,874.90
  4. Step 4: Simplify right side
    220,062,956.40x = 51,327,332,624,444,040
  5. Step 5: Solve for x
    x = 51,327,332,624,444,040/220,062,956.40
  6. Step 6: Final answer
    x = 233,239,312.35

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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.