Home / 6,690,770,452.80-9,242,705,033.28-5,361,490,857.60

Finding the Fourth Proportional to 6,690,770,452.80, 9,242,705,033.28 and 5,361,490,857.60

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Solution

The fourth proportional to 6,690,770,452.80, 9,242,705,033.28 and 5,361,490,857.60 is: 7,406,423,353.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690,770,452.80 : 9,242,705,033.28 = 5,361,490,857.60 : x
  2. Step 2: Convert to fraction form
    6,690,770,452.80/9,242,705,033.28 = 5,361,490,857.60/x
  3. Step 3: Cross multiply
    6,690,770,452.80x = 9,242,705,033.28 × 5,361,490,857.60
  4. Step 4: Simplify right side
    6,690,770,452.80x = 49,554,678,535,424,229,376
  5. Step 5: Solve for x
    x = 49,554,678,535,424,229,376/6,690,770,452.80
  6. Step 6: Final answer
    x = 7,406,423,353.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.