Home / 650,458,651,406.82-897,654,466,057.10-357,493,958,509.72

Finding the Fourth Proportional to 650,458,651,406.82, 897,654,466,057.10 and 357,493,958,509.72

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Solution

The fourth proportional to 650,458,651,406.82, 897,654,466,057.10 and 357,493,958,509.72 is: 493,353,494,108.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,458,651,406.82 : 897,654,466,057.10 = 357,493,958,509.72 : x
  2. Step 2: Convert to fraction form
    650,458,651,406.82/897,654,466,057.10 = 357,493,958,509.72/x
  3. Step 3: Cross multiply
    650,458,651,406.82x = 897,654,466,057.10 × 357,493,958,509.72
  4. Step 4: Simplify right side
    650,458,651,406.82x = 320,906,048,444,681,701,818,368
  5. Step 5: Solve for x
    x = 320,906,048,444,681,701,818,368/650,458,651,406.82
  6. Step 6: Final answer
    x = 493,353,494,108.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.