Home / 117,043,404.82-161,519,884.80-70,000,471.02

Finding the Fourth Proportional to 117,043,404.82, 161,519,884.80 and 70,000,471.02

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Solution

The fourth proportional to 117,043,404.82, 161,519,884.80 and 70,000,471.02 is: 96,600,641.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,043,404.82 : 161,519,884.80 = 70,000,471.02 : x
  2. Step 2: Convert to fraction form
    117,043,404.82/161,519,884.80 = 70,000,471.02/x
  3. Step 3: Cross multiply
    117,043,404.82x = 161,519,884.80 × 70,000,471.02
  4. Step 4: Simplify right side
    117,043,404.82x = 11,306,468,014,752,942
  5. Step 5: Solve for x
    x = 11,306,468,014,752,942/117,043,404.82
  6. Step 6: Final answer
    x = 96,600,641.72

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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.