Home / 2,681,084,551.87-4,022,208,613.56-815,681,768.09

Finding the Fourth Proportional to 2,681,084,551.87, 4,022,208,613.56 and 815,681,768.09

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Solution

The fourth proportional to 2,681,084,551.87, 4,022,208,613.56 and 815,681,768.09 is: 1,223,699,652.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,084,551.87 : 4,022,208,613.56 = 815,681,768.09 : x
  2. Step 2: Convert to fraction form
    2,681,084,551.87/4,022,208,613.56 = 815,681,768.09/x
  3. Step 3: Cross multiply
    2,681,084,551.87x = 4,022,208,613.56 × 815,681,768.09
  4. Step 4: Simplify right side
    2,681,084,551.87x = 3,280,842,233,531,369,984
  5. Step 5: Solve for x
    x = 3,280,842,233,531,369,984/2,681,084,551.87
  6. Step 6: Final answer
    x = 1,223,699,652.16

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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.