Home / 385,735,029.24-532,358,498.22-216,235,046.97

Finding the Fourth Proportional to 385,735,029.24, 532,358,498.22 and 216,235,046.97

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Solution

The fourth proportional to 385,735,029.24, 532,358,498.22 and 216,235,046.97 is: 298,429,118.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,735,029.24 : 532,358,498.22 = 216,235,046.97 : x
  2. Step 2: Convert to fraction form
    385,735,029.24/532,358,498.22 = 216,235,046.97/x
  3. Step 3: Cross multiply
    385,735,029.24x = 532,358,498.22 × 216,235,046.97
  4. Step 4: Simplify right side
    385,735,029.24x = 115,114,564,867,480,368
  5. Step 5: Solve for x
    x = 115,114,564,867,480,368/385,735,029.24
  6. Step 6: Final answer
    x = 298,429,118.80

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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.