Home / 116,502,123.40-174,816,170.70-51,815,912.20

Finding the Fourth Proportional to 116,502,123.40, 174,816,170.70 and 51,815,912.20

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Solution

The fourth proportional to 116,502,123.40, 174,816,170.70 and 51,815,912.20 is: 77,751,882.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,502,123.40 : 174,816,170.70 = 51,815,912.20 : x
  2. Step 2: Convert to fraction form
    116,502,123.40/174,816,170.70 = 51,815,912.20/x
  3. Step 3: Cross multiply
    116,502,123.40x = 174,816,170.70 × 51,815,912.20
  4. Step 4: Simplify right side
    116,502,123.40x = 9,058,259,352,131,412
  5. Step 5: Solve for x
    x = 9,058,259,352,131,412/116,502,123.40
  6. Step 6: Final answer
    x = 77,751,882.01

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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.