Home / 799,464,200.40-1,198,771,147.80-338,882,000.40

Finding the Fourth Proportional to 799,464,200.40, 1,198,771,147.80 and 338,882,000.40

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Solution

The fourth proportional to 799,464,200.40, 1,198,771,147.80 and 338,882,000.40 is: 508,142,784.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,464,200.40 : 1,198,771,147.80 = 338,882,000.40 : x
  2. Step 2: Convert to fraction form
    799,464,200.40/1,198,771,147.80 = 338,882,000.40/x
  3. Step 3: Cross multiply
    799,464,200.40x = 1,198,771,147.80 × 338,882,000.40
  4. Step 4: Simplify right side
    799,464,200.40x = 406,241,964,588,268,032
  5. Step 5: Solve for x
    x = 406,241,964,588,268,032/799,464,200.40
  6. Step 6: Final answer
    x = 508,142,784.11

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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.