Home / 347,680,516,997.40-521,520,775,496.10-333,966,788,280.60

Finding the Fourth Proportional to 347,680,516,997.40, 521,520,775,496.10 and 333,966,788,280.60

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Solution

The fourth proportional to 347,680,516,997.40, 521,520,775,496.10 and 333,966,788,280.60 is: 500,950,182,420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,516,997.40 : 521,520,775,496.10 = 333,966,788,280.60 : x
  2. Step 2: Convert to fraction form
    347,680,516,997.40/521,520,775,496.10 = 333,966,788,280.60/x
  3. Step 3: Cross multiply
    347,680,516,997.40x = 521,520,775,496.10 × 333,966,788,280.60
  4. Step 4: Simplify right side
    347,680,516,997.40x = 174,170,618,414,040,344,428,544
  5. Step 5: Solve for x
    x = 174,170,618,414,040,344,428,544/347,680,516,997.40
  6. Step 6: Final answer
    x = 500,950,182,420.90

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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.