Home / 200,556,003.60-300,834,005.40-172,814,783.40

Finding the Fourth Proportional to 200,556,003.60, 300,834,005.40 and 172,814,783.40

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Solution

The fourth proportional to 200,556,003.60, 300,834,005.40 and 172,814,783.40 is: 259,222,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,556,003.60 : 300,834,005.40 = 172,814,783.40 : x
  2. Step 2: Convert to fraction form
    200,556,003.60/300,834,005.40 = 172,814,783.40/x
  3. Step 3: Cross multiply
    200,556,003.60x = 300,834,005.40 × 172,814,783.40
  4. Step 4: Simplify right side
    200,556,003.60x = 51,988,563,482,555,432
  5. Step 5: Solve for x
    x = 51,988,563,482,555,432/200,556,003.60
  6. Step 6: Final answer
    x = 259,222,175.10

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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.