Home / 331,850,206.80-497,775,310.20-298,971,723.60

Finding the Fourth Proportional to 331,850,206.80, 497,775,310.20 and 298,971,723.60

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Solution

The fourth proportional to 331,850,206.80, 497,775,310.20 and 298,971,723.60 is: 448,457,585.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,850,206.80 : 497,775,310.20 = 298,971,723.60 : x
  2. Step 2: Convert to fraction form
    331,850,206.80/497,775,310.20 = 298,971,723.60/x
  3. Step 3: Cross multiply
    331,850,206.80x = 497,775,310.20 × 298,971,723.60
  4. Step 4: Simplify right side
    331,850,206.80x = 148,820,742,456,018,656
  5. Step 5: Solve for x
    x = 148,820,742,456,018,656/331,850,206.80
  6. Step 6: Final answer
    x = 448,457,585.40

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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.