Home / 321,931,210.69-444,361,411.90-188,005,252.75

Finding the Fourth Proportional to 321,931,210.69, 444,361,411.90 and 188,005,252.75

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Solution

The fourth proportional to 321,931,210.69, 444,361,411.90 and 188,005,252.75 is: 259,503,511.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,931,210.69 : 444,361,411.90 = 188,005,252.75 : x
  2. Step 2: Convert to fraction form
    321,931,210.69/444,361,411.90 = 188,005,252.75/x
  3. Step 3: Cross multiply
    321,931,210.69x = 444,361,411.90 × 188,005,252.75
  4. Step 4: Simplify right side
    321,931,210.69x = 83,542,279,556,136,336
  5. Step 5: Solve for x
    x = 83,542,279,556,136,336/321,931,210.69
  6. Step 6: Final answer
    x = 259,503,511.26

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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.