Home / 3,657,101,344.72-5,046,714,019.55-2,151,825,192.21

Finding the Fourth Proportional to 3,657,101,344.72, 5,046,714,019.55 and 2,151,825,192.21

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Solution

The fourth proportional to 3,657,101,344.72, 5,046,714,019.55 and 2,151,825,192.21 is: 2,969,468,259.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657,101,344.72 : 5,046,714,019.55 = 2,151,825,192.21 : x
  2. Step 2: Convert to fraction form
    3,657,101,344.72/5,046,714,019.55 = 2,151,825,192.21/x
  3. Step 3: Cross multiply
    3,657,101,344.72x = 5,046,714,019.55 × 2,151,825,192.21
  4. Step 4: Simplify right side
    3,657,101,344.72x = 10,859,646,365,171,132,416
  5. Step 5: Solve for x
    x = 10,859,646,365,171,132,416/3,657,101,344.72
  6. Step 6: Final answer
    x = 2,969,468,259.57

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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.