Home / 427,719,810.32-590,253,775.08-232,149,562.64

Finding the Fourth Proportional to 427,719,810.32, 590,253,775.08 and 232,149,562.64

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Solution

The fourth proportional to 427,719,810.32, 590,253,775.08 and 232,149,562.64 is: 320,366,633.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,719,810.32 : 590,253,775.08 = 232,149,562.64 : x
  2. Step 2: Convert to fraction form
    427,719,810.32/590,253,775.08 = 232,149,562.64/x
  3. Step 3: Cross multiply
    427,719,810.32x = 590,253,775.08 × 232,149,562.64
  4. Step 4: Simplify right side
    427,719,810.32x = 137,027,155,731,430,928
  5. Step 5: Solve for x
    x = 137,027,155,731,430,928/427,719,810.32
  6. Step 6: Final answer
    x = 320,366,633.54

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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.