Home / 165,596,880.20-248,395,320.30-164,463,139.40

Finding the Fourth Proportional to 165,596,880.20, 248,395,320.30 and 164,463,139.40

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Solution

The fourth proportional to 165,596,880.20, 248,395,320.30 and 164,463,139.40 is: 246,694,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,596,880.20 : 248,395,320.30 = 164,463,139.40 : x
  2. Step 2: Convert to fraction form
    165,596,880.20/248,395,320.30 = 164,463,139.40/x
  3. Step 3: Cross multiply
    165,596,880.20x = 248,395,320.30 × 164,463,139.40
  4. Step 4: Simplify right side
    165,596,880.20x = 40,851,874,188,806,552
  5. Step 5: Solve for x
    x = 40,851,874,188,806,552/165,596,880.20
  6. Step 6: Final answer
    x = 246,694,709.10

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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.