Home / 30,673,467,175.45-42,326,160,065.60-17,810,592,771.48

Finding the Fourth Proportional to 30,673,467,175.45, 42,326,160,065.60 and 17,810,592,771.48

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Solution

The fourth proportional to 30,673,467,175.45, 42,326,160,065.60 and 17,810,592,771.48 is: 24,576,745,634.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,673,467,175.45 : 42,326,160,065.60 = 17,810,592,771.48 : x
  2. Step 2: Convert to fraction form
    30,673,467,175.45/42,326,160,065.60 = 17,810,592,771.48/x
  3. Step 3: Cross multiply
    30,673,467,175.45x = 42,326,160,065.60 × 17,810,592,771.48
  4. Step 4: Simplify right side
    30,673,467,175.45x = 753,854,000,508,664,807,424
  5. Step 5: Solve for x
    x = 753,854,000,508,664,807,424/30,673,467,175.45
  6. Step 6: Final answer
    x = 24,576,745,634.81

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Double scale
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1.5x scale

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.