Home / 3,995,565,815.58-5,513,507,224.20-2,387,701,731.30

Finding the Fourth Proportional to 3,995,565,815.58, 5,513,507,224.20 and 2,387,701,731.30

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Solution

The fourth proportional to 3,995,565,815.58, 5,513,507,224.20 and 2,387,701,731.30 is: 3,294,805,129.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995,565,815.58 : 5,513,507,224.20 = 2,387,701,731.30 : x
  2. Step 2: Convert to fraction form
    3,995,565,815.58/5,513,507,224.20 = 2,387,701,731.30/x
  3. Step 3: Cross multiply
    3,995,565,815.58x = 5,513,507,224.20 × 2,387,701,731.30
  4. Step 4: Simplify right side
    3,995,565,815.58x = 13,164,610,744,757,397,504
  5. Step 5: Solve for x
    x = 13,164,610,744,757,397,504/3,995,565,815.58
  6. Step 6: Final answer
    x = 3,294,805,129.58

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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.