Home / 530,928,449.28-732,643,846.56-295,968,716.64

Finding the Fourth Proportional to 530,928,449.28, 732,643,846.56 and 295,968,716.64

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Solution

The fourth proportional to 530,928,449.28, 732,643,846.56 and 295,968,716.64 is: 408,415,972.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,928,449.28 : 732,643,846.56 = 295,968,716.64 : x
  2. Step 2: Convert to fraction form
    530,928,449.28/732,643,846.56 = 295,968,716.64/x
  3. Step 3: Cross multiply
    530,928,449.28x = 732,643,846.56 × 295,968,716.64
  4. Step 4: Simplify right side
    530,928,449.28x = 216,839,659,020,556,256
  5. Step 5: Solve for x
    x = 216,839,659,020,556,256/530,928,449.28
  6. Step 6: Final answer
    x = 408,415,972.65

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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.