Home / 161,085,890.36-222,291,358.26-94,111,056.56

Finding the Fourth Proportional to 161,085,890.36, 222,291,358.26 and 94,111,056.56

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Solution

The fourth proportional to 161,085,890.36, 222,291,358.26 and 94,111,056.56 is: 129,869,068.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,085,890.36 : 222,291,358.26 = 94,111,056.56 : x
  2. Step 2: Convert to fraction form
    161,085,890.36/222,291,358.26 = 94,111,056.56/x
  3. Step 3: Cross multiply
    161,085,890.36x = 222,291,358.26 × 94,111,056.56
  4. Step 4: Simplify right side
    161,085,890.36x = 20,920,074,590,006,084
  5. Step 5: Solve for x
    x = 20,920,074,590,006,084/161,085,890.36
  6. Step 6: Final answer
    x = 129,869,068.88

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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.