Home / 799,270,893.61-1,198,988,559.77-301,700,521.20

Finding the Fourth Proportional to 799,270,893.61, 1,198,988,559.77 and 301,700,521.20

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Solution

The fourth proportional to 799,270,893.61, 1,198,988,559.77 and 301,700,521.20 is: 452,581,817.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,270,893.61 : 1,198,988,559.77 = 301,700,521.20 : x
  2. Step 2: Convert to fraction form
    799,270,893.61/1,198,988,559.77 = 301,700,521.20/x
  3. Step 3: Cross multiply
    799,270,893.61x = 1,198,988,559.77 × 301,700,521.20
  4. Step 4: Simplify right side
    799,270,893.61x = 361,735,473,398,446,080
  5. Step 5: Solve for x
    x = 361,735,473,398,446,080/799,270,893.61
  6. Step 6: Final answer
    x = 452,581,817.12

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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.