Home / 533,094,143.40-799,641,215.10-442,394,879.40

Finding the Fourth Proportional to 533,094,143.40, 799,641,215.10 and 442,394,879.40

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Solution

The fourth proportional to 533,094,143.40, 799,641,215.10 and 442,394,879.40 is: 663,592,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,094,143.40 : 799,641,215.10 = 442,394,879.40 : x
  2. Step 2: Convert to fraction form
    533,094,143.40/799,641,215.10 = 442,394,879.40/x
  3. Step 3: Cross multiply
    533,094,143.40x = 799,641,215.10 × 442,394,879.40
  4. Step 4: Simplify right side
    533,094,143.40x = 353,757,178,917,433,920
  5. Step 5: Solve for x
    x = 353,757,178,917,433,920/533,094,143.40
  6. Step 6: Final answer
    x = 663,592,319.10

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1.5x scale

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.