Home / 2,225,400,690.53-3,071,058,996.11-1,221,883,256.86

Finding the Fourth Proportional to 2,225,400,690.53, 3,071,058,996.11 and 1,221,883,256.86

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Solution

The fourth proportional to 2,225,400,690.53, 3,071,058,996.11 and 1,221,883,256.86 is: 1,686,202,212.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,400,690.53 : 3,071,058,996.11 = 1,221,883,256.86 : x
  2. Step 2: Convert to fraction form
    2,225,400,690.53/3,071,058,996.11 = 1,221,883,256.86/x
  3. Step 3: Cross multiply
    2,225,400,690.53x = 3,071,058,996.11 × 1,221,883,256.86
  4. Step 4: Simplify right side
    2,225,400,690.53x = 3,752,475,568,162,301,952
  5. Step 5: Solve for x
    x = 3,752,475,568,162,301,952/2,225,400,690.53
  6. Step 6: Final answer
    x = 1,686,202,212.54

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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.