Home / 204,506,493.12-306,766,038.24-89,431,801.92

Finding the Fourth Proportional to 204,506,493.12, 306,766,038.24 and 89,431,801.92

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Solution

The fourth proportional to 204,506,493.12, 306,766,038.24 and 89,431,801.92 is: 134,150,457.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,506,493.12 : 306,766,038.24 = 89,431,801.92 : x
  2. Step 2: Convert to fraction form
    204,506,493.12/306,766,038.24 = 89,431,801.92/x
  3. Step 3: Cross multiply
    204,506,493.12x = 306,766,038.24 × 89,431,801.92
  4. Step 4: Simplify right side
    204,506,493.12x = 27,434,639,567,662,828
  5. Step 5: Solve for x
    x = 27,434,639,567,662,828/204,506,493.12
  6. Step 6: Final answer
    x = 134,150,457.27

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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.