Home / 124,394,230.52-171,726,187.02-77,366,462.48

Finding the Fourth Proportional to 124,394,230.52, 171,726,187.02 and 77,366,462.48

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Solution

The fourth proportional to 124,394,230.52, 171,726,187.02 and 77,366,462.48 is: 106,804,371.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,394,230.52 : 171,726,187.02 = 77,366,462.48 : x
  2. Step 2: Convert to fraction form
    124,394,230.52/171,726,187.02 = 77,366,462.48/x
  3. Step 3: Cross multiply
    124,394,230.52x = 171,726,187.02 × 77,366,462.48
  4. Step 4: Simplify right side
    124,394,230.52x = 13,285,847,604,916,294
  5. Step 5: Solve for x
    x = 13,285,847,604,916,294/124,394,230.52
  6. Step 6: Final answer
    x = 106,804,371.47

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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.