Home / 124,417,163.40-186,625,745.10-56,262,078.60

Finding the Fourth Proportional to 124,417,163.40, 186,625,745.10 and 56,262,078.60

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Solution

The fourth proportional to 124,417,163.40, 186,625,745.10 and 56,262,078.60 is: 84,393,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,417,163.40 : 186,625,745.10 = 56,262,078.60 : x
  2. Step 2: Convert to fraction form
    124,417,163.40/186,625,745.10 = 56,262,078.60/x
  3. Step 3: Cross multiply
    124,417,163.40x = 186,625,745.10 × 56,262,078.60
  4. Step 4: Simplify right side
    124,417,163.40x = 10,499,952,339,599,764
  5. Step 5: Solve for x
    x = 10,499,952,339,599,764/124,417,163.40
  6. Step 6: Final answer
    x = 84,393,117.90

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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.