Home / 118,187,610.40-161,916,271-113,767,944

Finding the Fourth Proportional to 118,187,610.40, 161,916,271 and 113,767,944

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Solution

The fourth proportional to 118,187,610.40, 161,916,271 and 113,767,944 is: 155,861,356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,187,610.40 : 161,916,271 = 113,767,944 : x
  2. Step 2: Convert to fraction form
    118,187,610.40/161,916,271 = 113,767,944/x
  3. Step 3: Cross multiply
    118,187,610.40x = 161,916,271 × 113,767,944
  4. Step 4: Simplify right side
    118,187,610.40x = 18,420,881,251,816,824
  5. Step 5: Solve for x
    x = 18,420,881,251,816,824/118,187,610.40
  6. Step 6: Final answer
    x = 155,861,356.27

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.