Home / 1,753,124,146.75-2,419,387,371.80-970,842,994.75

Finding the Fourth Proportional to 1,753,124,146.75, 2,419,387,371.80 and 970,842,994.75

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Solution

The fourth proportional to 1,753,124,146.75, 2,419,387,371.80 and 970,842,994.75 is: 1,339,805,447.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,124,146.75 : 2,419,387,371.80 = 970,842,994.75 : x
  2. Step 2: Convert to fraction form
    1,753,124,146.75/2,419,387,371.80 = 970,842,994.75/x
  3. Step 3: Cross multiply
    1,753,124,146.75x = 2,419,387,371.80 × 970,842,994.75
  4. Step 4: Simplify right side
    1,753,124,146.75x = 2,348,845,281,498,643,968
  5. Step 5: Solve for x
    x = 2,348,845,281,498,643,968/1,753,124,146.75
  6. Step 6: Final answer
    x = 1,339,805,447.24

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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.