Home / 770,981,761,218.20-1,063,964,471,601.70-423,789,946,353.50

Finding the Fourth Proportional to 770,981,761,218.20, 1,063,964,471,601.70 and 423,789,946,353.50

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Solution

The fourth proportional to 770,981,761,218.20, 1,063,964,471,601.70 and 423,789,946,353.50 is: 584,835,425,457.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,981,761,218.20 : 1,063,964,471,601.70 = 423,789,946,353.50 : x
  2. Step 2: Convert to fraction form
    770,981,761,218.20/1,063,964,471,601.70 = 423,789,946,353.50/x
  3. Step 3: Cross multiply
    770,981,761,218.20x = 1,063,964,471,601.70 × 423,789,946,353.50
  4. Step 4: Simplify right side
    770,981,761,218.20x = 450,897,446,342,114,404,204,544
  5. Step 5: Solve for x
    x = 450,897,446,342,114,404,204,544/770,981,761,218.20
  6. Step 6: Final answer
    x = 584,835,425,457.62

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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.