Home / 200,670,752.80-301,006,129.20-179,625,689.20

Finding the Fourth Proportional to 200,670,752.80, 301,006,129.20 and 179,625,689.20

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Solution

The fourth proportional to 200,670,752.80, 301,006,129.20 and 179,625,689.20 is: 269,438,533.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,670,752.80 : 301,006,129.20 = 179,625,689.20 : x
  2. Step 2: Convert to fraction form
    200,670,752.80/301,006,129.20 = 179,625,689.20/x
  3. Step 3: Cross multiply
    200,670,752.80x = 301,006,129.20 × 179,625,689.20
  4. Step 4: Simplify right side
    200,670,752.80x = 54,068,433,410,974,240
  5. Step 5: Solve for x
    x = 54,068,433,410,974,240/200,670,752.80
  6. Step 6: Final answer
    x = 269,438,533.80

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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.