Home / 428,199,338.40-590,951,222.16-240,024,624

Finding the Fourth Proportional to 428,199,338.40, 590,951,222.16 and 240,024,624

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Solution

The fourth proportional to 428,199,338.40, 590,951,222.16 and 240,024,624 is: 331,254,236.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,199,338.40 : 590,951,222.16 = 240,024,624 : x
  2. Step 2: Convert to fraction form
    428,199,338.40/590,951,222.16 = 240,024,624/x
  3. Step 3: Cross multiply
    428,199,338.40x = 590,951,222.16 × 240,024,624
  4. Step 4: Simplify right side
    428,199,338.40x = 141,842,844,901,294,464
  5. Step 5: Solve for x
    x = 141,842,844,901,294,464/428,199,338.40
  6. Step 6: Final answer
    x = 331,254,236.48

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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.