Home / 228,753,222.80-315,682,643.40-124,331,262.80

Finding the Fourth Proportional to 228,753,222.80, 315,682,643.40 and 124,331,262.80

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Solution

The fourth proportional to 228,753,222.80, 315,682,643.40 and 124,331,262.80 is: 171,578,879.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,753,222.80 : 315,682,643.40 = 124,331,262.80 : x
  2. Step 2: Convert to fraction form
    228,753,222.80/315,682,643.40 = 124,331,262.80/x
  3. Step 3: Cross multiply
    228,753,222.80x = 315,682,643.40 × 124,331,262.80
  4. Step 4: Simplify right side
    228,753,222.80x = 39,249,221,697,964,080
  5. Step 5: Solve for x
    x = 39,249,221,697,964,080/228,753,222.80
  6. Step 6: Final answer
    x = 171,578,879.71

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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.