Home / 428,053,199.37-590,716,438.43-232,482,911.37

Finding the Fourth Proportional to 428,053,199.37, 590,716,438.43 and 232,482,911.37

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Solution

The fourth proportional to 428,053,199.37, 590,716,438.43 and 232,482,911.37 is: 320,828,059.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,053,199.37 : 590,716,438.43 = 232,482,911.37 : x
  2. Step 2: Convert to fraction form
    428,053,199.37/590,716,438.43 = 232,482,911.37/x
  3. Step 3: Cross multiply
    428,053,199.37x = 590,716,438.43 × 232,482,911.37
  4. Step 4: Simplify right side
    428,053,199.37x = 137,331,477,400,323,744
  5. Step 5: Solve for x
    x = 137,331,477,400,323,744/428,053,199.37
  6. Step 6: Final answer
    x = 320,828,059.70

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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.