Home / 793,344,530.40-1,190,016,795.60-666,365,560.80

Finding the Fourth Proportional to 793,344,530.40, 1,190,016,795.60 and 666,365,560.80

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Solution

The fourth proportional to 793,344,530.40, 1,190,016,795.60 and 666,365,560.80 is: 999,548,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,344,530.40 : 1,190,016,795.60 = 666,365,560.80 : x
  2. Step 2: Convert to fraction form
    793,344,530.40/1,190,016,795.60 = 666,365,560.80/x
  3. Step 3: Cross multiply
    793,344,530.40x = 1,190,016,795.60 × 666,365,560.80
  4. Step 4: Simplify right side
    793,344,530.40x = 792,986,209,361,412,864
  5. Step 5: Solve for x
    x = 792,986,209,361,412,864/793,344,530.40
  6. Step 6: Final answer
    x = 999,548,341.20

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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.