Home / 148,085,514.70-222,128,272.05-105,038,793.70

Finding the Fourth Proportional to 148,085,514.70, 222,128,272.05 and 105,038,793.70

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Solution

The fourth proportional to 148,085,514.70, 222,128,272.05 and 105,038,793.70 is: 157,558,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,085,514.70 : 222,128,272.05 = 105,038,793.70 : x
  2. Step 2: Convert to fraction form
    148,085,514.70/222,128,272.05 = 105,038,793.70/x
  3. Step 3: Cross multiply
    148,085,514.70x = 222,128,272.05 × 105,038,793.70
  4. Step 4: Simplify right side
    148,085,514.70x = 23,332,085,742,797,428
  5. Step 5: Solve for x
    x = 23,332,085,742,797,428/148,085,514.70
  6. Step 6: Final answer
    x = 157,558,190.55

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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.