Home / 457,628,863.68-686,346,452.16-150,848,050.56

Finding the Fourth Proportional to 457,628,863.68, 686,346,452.16 and 150,848,050.56

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Solution

The fourth proportional to 457,628,863.68, 686,346,452.16 and 150,848,050.56 is: 226,240,153.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,628,863.68 : 686,346,452.16 = 150,848,050.56 : x
  2. Step 2: Convert to fraction form
    457,628,863.68/686,346,452.16 = 150,848,050.56/x
  3. Step 3: Cross multiply
    457,628,863.68x = 686,346,452.16 × 150,848,050.56
  4. Step 4: Simplify right side
    457,628,863.68x = 103,534,024,317,108,304
  5. Step 5: Solve for x
    x = 103,534,024,317,108,304/457,628,863.68
  6. Step 6: Final answer
    x = 226,240,153.40

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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.