Home / 454,893,139.28-682,341,707.90-144,002,282.46

Finding the Fourth Proportional to 454,893,139.28, 682,341,707.90 and 144,002,282.46

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Solution

The fourth proportional to 454,893,139.28, 682,341,707.90 and 144,002,282.46 is: 216,004,056.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,893,139.28 : 682,341,707.90 = 144,002,282.46 : x
  2. Step 2: Convert to fraction form
    454,893,139.28/682,341,707.90 = 144,002,282.46/x
  3. Step 3: Cross multiply
    454,893,139.28x = 682,341,707.90 × 144,002,282.46
  4. Step 4: Simplify right side
    454,893,139.28x = 98,258,763,353,055,856
  5. Step 5: Solve for x
    x = 98,258,763,353,055,856/454,893,139.28
  6. Step 6: Final answer
    x = 216,004,056.49

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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.