Home / 206,648,859.63-285,175,441.69-113,829,367.48

Finding the Fourth Proportional to 206,648,859.63, 285,175,441.69 and 113,829,367.48

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Solution

The fourth proportional to 206,648,859.63, 285,175,441.69 and 113,829,367.48 is: 157,084,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,648,859.63 : 285,175,441.69 = 113,829,367.48 : x
  2. Step 2: Convert to fraction form
    206,648,859.63/285,175,441.69 = 113,829,367.48/x
  3. Step 3: Cross multiply
    206,648,859.63x = 285,175,441.69 × 113,829,367.48
  4. Step 4: Simplify right side
    206,648,859.63x = 32,461,340,147,404,812
  5. Step 5: Solve for x
    x = 32,461,340,147,404,812/206,648,859.63
  6. Step 6: Final answer
    x = 157,084,535.60

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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.