Home / 302,781,431.94-417,838,559.13-163,552,255.22

Finding the Fourth Proportional to 302,781,431.94, 417,838,559.13 and 163,552,255.22

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Solution

The fourth proportional to 302,781,431.94, 417,838,559.13 and 163,552,255.22 is: 225,702,211.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,781,431.94 : 417,838,559.13 = 163,552,255.22 : x
  2. Step 2: Convert to fraction form
    302,781,431.94/417,838,559.13 = 163,552,255.22/x
  3. Step 3: Cross multiply
    302,781,431.94x = 417,838,559.13 × 163,552,255.22
  4. Step 4: Simplify right side
    302,781,431.94x = 68,338,438,661,497,632
  5. Step 5: Solve for x
    x = 68,338,438,661,497,632/302,781,431.94
  6. Step 6: Final answer
    x = 225,702,211.08

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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.