Home / 1,047,665,889.36-1,571,066,464.14-357,628,723.20

Finding the Fourth Proportional to 1,047,665,889.36, 1,571,066,464.14 and 357,628,723.20

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Solution

The fourth proportional to 1,047,665,889.36, 1,571,066,464.14 and 357,628,723.20 is: 536,295,492.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,665,889.36 : 1,571,066,464.14 = 357,628,723.20 : x
  2. Step 2: Convert to fraction form
    1,047,665,889.36/1,571,066,464.14 = 357,628,723.20/x
  3. Step 3: Cross multiply
    1,047,665,889.36x = 1,571,066,464.14 × 357,628,723.20
  4. Step 4: Simplify right side
    1,047,665,889.36x = 561,858,493,632,726,784
  5. Step 5: Solve for x
    x = 561,858,493,632,726,784/1,047,665,889.36
  6. Step 6: Final answer
    x = 536,295,492.04

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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.