Home / 473,335,987.96-709,476,399.78-196,832,353.24

Finding the Fourth Proportional to 473,335,987.96, 709,476,399.78 and 196,832,353.24

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Solution

The fourth proportional to 473,335,987.96, 709,476,399.78 and 196,832,353.24 is: 295,029,139.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,335,987.96 : 709,476,399.78 = 196,832,353.24 : x
  2. Step 2: Convert to fraction form
    473,335,987.96/709,476,399.78 = 196,832,353.24/x
  3. Step 3: Cross multiply
    473,335,987.96x = 709,476,399.78 × 196,832,353.24
  4. Step 4: Simplify right side
    473,335,987.96x = 139,647,909,336,940,416
  5. Step 5: Solve for x
    x = 139,647,909,336,940,416/473,335,987.96
  6. Step 6: Final answer
    x = 295,029,139.74

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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.