Home / 220,194,548.70-330,281,325.45-74,613,831.90

Finding the Fourth Proportional to 220,194,548.70, 330,281,325.45 and 74,613,831.90

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Solution

The fourth proportional to 220,194,548.70, 330,281,325.45 and 74,613,831.90 is: 111,917,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,194,548.70 : 330,281,325.45 = 74,613,831.90 : x
  2. Step 2: Convert to fraction form
    220,194,548.70/330,281,325.45 = 74,613,831.90/x
  3. Step 3: Cross multiply
    220,194,548.70x = 330,281,325.45 × 74,613,831.90
  4. Step 4: Simplify right side
    220,194,548.70x = 24,643,555,296,835,492
  5. Step 5: Solve for x
    x = 24,643,555,296,835,492/220,194,548.70
  6. Step 6: Final answer
    x = 111,917,190.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.