Home / 1,141,406,902.20-1,575,275,992.62-677,832,886.20

Finding the Fourth Proportional to 1,141,406,902.20, 1,575,275,992.62 and 677,832,886.20

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Solution

The fourth proportional to 1,141,406,902.20, 1,575,275,992.62 and 677,832,886.20 is: 935,489,237.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,406,902.20 : 1,575,275,992.62 = 677,832,886.20 : x
  2. Step 2: Convert to fraction form
    1,141,406,902.20/1,575,275,992.62 = 677,832,886.20/x
  3. Step 3: Cross multiply
    1,141,406,902.20x = 1,575,275,992.62 × 677,832,886.20
  4. Step 4: Simplify right side
    1,141,406,902.20x = 1,067,773,872,639,184,512
  5. Step 5: Solve for x
    x = 1,067,773,872,639,184,512/1,141,406,902.20
  6. Step 6: Final answer
    x = 935,489,237.52

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Double scale
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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.