Home / 550,782,495.48-760,098,499.56-299,896,618.20

Finding the Fourth Proportional to 550,782,495.48, 760,098,499.56 and 299,896,618.20

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Solution

The fourth proportional to 550,782,495.48, 760,098,499.56 and 299,896,618.20 is: 413,867,491.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,782,495.48 : 760,098,499.56 = 299,896,618.20 : x
  2. Step 2: Convert to fraction form
    550,782,495.48/760,098,499.56 = 299,896,618.20/x
  3. Step 3: Cross multiply
    550,782,495.48x = 760,098,499.56 × 299,896,618.20
  4. Step 4: Simplify right side
    550,782,495.48x = 227,950,969,516,938,176
  5. Step 5: Solve for x
    x = 227,950,969,516,938,176/550,782,495.48
  6. Step 6: Final answer
    x = 413,867,491.05

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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.