Home / 797,947,679.40-1,197,677,346.30-491,837,663.40

Finding the Fourth Proportional to 797,947,679.40, 1,197,677,346.30 and 491,837,663.40

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Solution

The fourth proportional to 797,947,679.40, 1,197,677,346.30 and 491,837,663.40 is: 738,222,370.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,947,679.40 : 1,197,677,346.30 = 491,837,663.40 : x
  2. Step 2: Convert to fraction form
    797,947,679.40/1,197,677,346.30 = 491,837,663.40/x
  3. Step 3: Cross multiply
    797,947,679.40x = 1,197,677,346.30 × 491,837,663.40
  4. Step 4: Simplify right side
    797,947,679.40x = 589,062,827,511,304,576
  5. Step 5: Solve for x
    x = 589,062,827,511,304,576/797,947,679.40
  6. Step 6: Final answer
    x = 738,222,370.61

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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.