Home / 804,194,167.80-1,205,175,225.42-366,425,002.20

Finding the Fourth Proportional to 804,194,167.80, 1,205,175,225.42 and 366,425,002.20

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Solution

The fourth proportional to 804,194,167.80, 1,205,175,225.42 and 366,425,002.20 is: 549,128,994.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,194,167.80 : 1,205,175,225.42 = 366,425,002.20 : x
  2. Step 2: Convert to fraction form
    804,194,167.80/1,205,175,225.42 = 366,425,002.20/x
  3. Step 3: Cross multiply
    804,194,167.80x = 1,205,175,225.42 × 366,425,002.20
  4. Step 4: Simplify right side
    804,194,167.80x = 441,606,334,625,908,992
  5. Step 5: Solve for x
    x = 441,606,334,625,908,992/804,194,167.80
  6. Step 6: Final answer
    x = 549,128,994.35

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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.