Home / 501,223,020.56-751,870,767-209,797,047.44

Finding the Fourth Proportional to 501,223,020.56, 751,870,767 and 209,797,047.44

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Solution

The fourth proportional to 501,223,020.56, 751,870,767 and 209,797,047.44 is: 314,710,738.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,223,020.56 : 751,870,767 = 209,797,047.44 : x
  2. Step 2: Convert to fraction form
    501,223,020.56/751,870,767 = 209,797,047.44/x
  3. Step 3: Cross multiply
    501,223,020.56x = 751,870,767 × 209,797,047.44
  4. Step 4: Simplify right side
    501,223,020.56x = 157,740,266,973,048,192
  5. Step 5: Solve for x
    x = 157,740,266,973,048,192/501,223,020.56
  6. Step 6: Final answer
    x = 314,710,738.54

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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.