Home / 1,304,832,003.80-1,957,248,005.70-788,853,968.60

Finding the Fourth Proportional to 1,304,832,003.80, 1,957,248,005.70 and 788,853,968.60

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Solution

The fourth proportional to 1,304,832,003.80, 1,957,248,005.70 and 788,853,968.60 is: 1,183,280,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,832,003.80 : 1,957,248,005.70 = 788,853,968.60 : x
  2. Step 2: Convert to fraction form
    1,304,832,003.80/1,957,248,005.70 = 788,853,968.60/x
  3. Step 3: Cross multiply
    1,304,832,003.80x = 1,957,248,005.70 × 788,853,968.60
  4. Step 4: Simplify right side
    1,304,832,003.80x = 1,543,982,856,830,880,512
  5. Step 5: Solve for x
    x = 1,543,982,856,830,880,512/1,304,832,003.80
  6. Step 6: Final answer
    x = 1,183,280,952.90

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1.5x scale

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.