Home / 201,247,679.39-277,722,738.03-114,332,320.67

Finding the Fourth Proportional to 201,247,679.39, 277,722,738.03 and 114,332,320.67

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Solution

The fourth proportional to 201,247,679.39, 277,722,738.03 and 114,332,320.67 is: 157,779,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,247,679.39 : 277,722,738.03 = 114,332,320.67 : x
  2. Step 2: Convert to fraction form
    201,247,679.39/277,722,738.03 = 114,332,320.67/x
  3. Step 3: Cross multiply
    201,247,679.39x = 277,722,738.03 × 114,332,320.67
  4. Step 4: Simplify right side
    201,247,679.39x = 31,752,685,140,407,748
  5. Step 5: Solve for x
    x = 31,752,685,140,407,748/201,247,679.39
  6. Step 6: Final answer
    x = 157,779,136.82

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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.