Home / 419,129,804,598.30-628,694,706,897.45-230,402,776,067.10

Finding the Fourth Proportional to 419,129,804,598.30, 628,694,706,897.45 and 230,402,776,067.10

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Solution

The fourth proportional to 419,129,804,598.30, 628,694,706,897.45 and 230,402,776,067.10 is: 345,604,164,100.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,129,804,598.30 : 628,694,706,897.45 = 230,402,776,067.10 : x
  2. Step 2: Convert to fraction form
    419,129,804,598.30/628,694,706,897.45 = 230,402,776,067.10/x
  3. Step 3: Cross multiply
    419,129,804,598.30x = 628,694,706,897.45 × 230,402,776,067.10
  4. Step 4: Simplify right side
    419,129,804,598.30x = 144,853,005,767,864,234,278,912
  5. Step 5: Solve for x
    x = 144,853,005,767,864,234,278,912/419,129,804,598.30
  6. Step 6: Final answer
    x = 345,604,164,100.65

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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.