Home / 454,893,148.31-682,341,721.43-144,002,291.45

Finding the Fourth Proportional to 454,893,148.31, 682,341,721.43 and 144,002,291.45

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Solution

The fourth proportional to 454,893,148.31, 682,341,721.43 and 144,002,291.45 is: 216,004,069.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,893,148.31 : 682,341,721.43 = 144,002,291.45 : x
  2. Step 2: Convert to fraction form
    454,893,148.31/682,341,721.43 = 144,002,291.45/x
  3. Step 3: Cross multiply
    454,893,148.31x = 682,341,721.43 × 144,002,291.45
  4. Step 4: Simplify right side
    454,893,148.31x = 98,258,771,433,725,840
  5. Step 5: Solve for x
    x = 98,258,771,433,725,840/454,893,148.31
  6. Step 6: Final answer
    x = 216,004,069.97

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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.