Home / 325,050,408,093.55-487,575,612,140.30-212,078,593,501.15

Finding the Fourth Proportional to 325,050,408,093.55, 487,575,612,140.30 and 212,078,593,501.15

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Solution

The fourth proportional to 325,050,408,093.55, 487,575,612,140.30 and 212,078,593,501.15 is: 318,117,890,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,050,408,093.55 : 487,575,612,140.30 = 212,078,593,501.15 : x
  2. Step 2: Convert to fraction form
    325,050,408,093.55/487,575,612,140.30 = 212,078,593,501.15/x
  3. Step 3: Cross multiply
    325,050,408,093.55x = 487,575,612,140.30 × 212,078,593,501.15
  4. Step 4: Simplify right side
    325,050,408,093.55x = 103,404,350,048,177,057,955,840
  5. Step 5: Solve for x
    x = 103,404,350,048,177,057,955,840/325,050,408,093.55
  6. Step 6: Final answer
    x = 318,117,890,251.71

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Double scale
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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.