Home / 381,524,870.40-572,287,305.60-94,310,534.40

Finding the Fourth Proportional to 381,524,870.40, 572,287,305.60 and 94,310,534.40

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Solution

The fourth proportional to 381,524,870.40, 572,287,305.60 and 94,310,534.40 is: 141,465,801.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,524,870.40 : 572,287,305.60 = 94,310,534.40 : x
  2. Step 2: Convert to fraction form
    381,524,870.40/572,287,305.60 = 94,310,534.40/x
  3. Step 3: Cross multiply
    381,524,870.40x = 572,287,305.60 × 94,310,534.40
  4. Step 4: Simplify right side
    381,524,870.40x = 53,972,721,621,472,120
  5. Step 5: Solve for x
    x = 53,972,721,621,472,120/381,524,870.40
  6. Step 6: Final answer
    x = 141,465,801.60

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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.