Home / 2,828,144,043.15-3,902,959,743.38-1,575,080,698.11

Finding the Fourth Proportional to 2,828,144,043.15, 3,902,959,743.38 and 1,575,080,698.11

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Solution

The fourth proportional to 2,828,144,043.15, 3,902,959,743.38 and 1,575,080,698.11 is: 2,173,678,731.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,144,043.15 : 3,902,959,743.38 = 1,575,080,698.11 : x
  2. Step 2: Convert to fraction form
    2,828,144,043.15/3,902,959,743.38 = 1,575,080,698.11/x
  3. Step 3: Cross multiply
    2,828,144,043.15x = 3,902,959,743.38 × 1,575,080,698.11
  4. Step 4: Simplify right side
    2,828,144,043.15x = 6,147,476,557,298,196,480
  5. Step 5: Solve for x
    x = 6,147,476,557,298,196,480/2,828,144,043.15
  6. Step 6: Final answer
    x = 2,173,678,731.88

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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.