Home / 302,875,385.67-417,997,540.80-179,155,920.87

Finding the Fourth Proportional to 302,875,385.67, 417,997,540.80 and 179,155,920.87

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Solution

The fourth proportional to 302,875,385.67, 417,997,540.80 and 179,155,920.87 is: 247,252,625.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,875,385.67 : 417,997,540.80 = 179,155,920.87 : x
  2. Step 2: Convert to fraction form
    302,875,385.67/417,997,540.80 = 179,155,920.87/x
  3. Step 3: Cross multiply
    302,875,385.67x = 417,997,540.80 × 179,155,920.87
  4. Step 4: Simplify right side
    302,875,385.67x = 74,886,734,343,419,408
  5. Step 5: Solve for x
    x = 74,886,734,343,419,408/302,875,385.67
  6. Step 6: Final answer
    x = 247,252,625.62

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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.