Home / 791,169,799.80-1,186,754,699.70-404,186,273.40

Finding the Fourth Proportional to 791,169,799.80, 1,186,754,699.70 and 404,186,273.40

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Solution

The fourth proportional to 791,169,799.80, 1,186,754,699.70 and 404,186,273.40 is: 606,279,410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,169,799.80 : 1,186,754,699.70 = 404,186,273.40 : x
  2. Step 2: Convert to fraction form
    791,169,799.80/1,186,754,699.70 = 404,186,273.40/x
  3. Step 3: Cross multiply
    791,169,799.80x = 1,186,754,699.70 × 404,186,273.40
  4. Step 4: Simplify right side
    791,169,799.80x = 479,669,959,511,679,104
  5. Step 5: Solve for x
    x = 479,669,959,511,679,104/791,169,799.80
  6. Step 6: Final answer
    x = 606,279,410.10

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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.