Home / 550,782,349.56-760,098,296.98-299,896,471.48

Finding the Fourth Proportional to 550,782,349.56, 760,098,296.98 and 299,896,471.48

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Solution

The fourth proportional to 550,782,349.56, 760,098,296.98 and 299,896,471.48 is: 413,867,287.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,782,349.56 : 760,098,296.98 = 299,896,471.48 : x
  2. Step 2: Convert to fraction form
    550,782,349.56/760,098,296.98 = 299,896,471.48/x
  3. Step 3: Cross multiply
    550,782,349.56x = 760,098,296.98 × 299,896,471.48
  4. Step 4: Simplify right side
    550,782,349.56x = 227,950,797,242,259,168
  5. Step 5: Solve for x
    x = 227,950,797,242,259,168/550,782,349.56
  6. Step 6: Final answer
    x = 413,867,287.91

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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.