Home / 161,218,794.24-222,473,541.60-91,594,512

Finding the Fourth Proportional to 161,218,794.24, 222,473,541.60 and 91,594,512

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Solution

The fourth proportional to 161,218,794.24, 222,473,541.60 and 91,594,512 is: 126,395,657.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,218,794.24 : 222,473,541.60 = 91,594,512 : x
  2. Step 2: Convert to fraction form
    161,218,794.24/222,473,541.60 = 91,594,512/x
  3. Step 3: Cross multiply
    161,218,794.24x = 222,473,541.60 × 91,594,512
  4. Step 4: Simplify right side
    161,218,794.24x = 20,377,355,475,763,700
  5. Step 5: Solve for x
    x = 20,377,355,475,763,700/161,218,794.24
  6. Step 6: Final answer
    x = 126,395,657.35

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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.