Home / 1,455,646,151.68-2,181,247,395.84-864,271,855.51

Finding the Fourth Proportional to 1,455,646,151.68, 2,181,247,395.84 and 864,271,855.51

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Solution

The fourth proportional to 1,455,646,151.68, 2,181,247,395.84 and 864,271,855.51 is: 1,295,088,598.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,646,151.68 : 2,181,247,395.84 = 864,271,855.51 : x
  2. Step 2: Convert to fraction form
    1,455,646,151.68/2,181,247,395.84 = 864,271,855.51/x
  3. Step 3: Cross multiply
    1,455,646,151.68x = 2,181,247,395.84 × 864,271,855.51
  4. Step 4: Simplify right side
    1,455,646,151.68x = 1,885,190,734,128,992,256
  5. Step 5: Solve for x
    x = 1,885,190,734,128,992,256/1,455,646,151.68
  6. Step 6: Final answer
    x = 1,295,088,598.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.