Home / 460,631,862.98-691,220,822.24-169,703,123.44

Finding the Fourth Proportional to 460,631,862.98, 691,220,822.24 and 169,703,123.44

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Solution

The fourth proportional to 460,631,862.98, 691,220,822.24 and 169,703,123.44 is: 254,655,272.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,631,862.98 : 691,220,822.24 = 169,703,123.44 : x
  2. Step 2: Convert to fraction form
    460,631,862.98/691,220,822.24 = 169,703,123.44/x
  3. Step 3: Cross multiply
    460,631,862.98x = 691,220,822.24 × 169,703,123.44
  4. Step 4: Simplify right side
    460,631,862.98x = 117,302,332,521,317,264
  5. Step 5: Solve for x
    x = 117,302,332,521,317,264/460,631,862.98
  6. Step 6: Final answer
    x = 254,655,272.36

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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.