Home / 170,167,156.40-255,313,720.20-68,004,513.20

Finding the Fourth Proportional to 170,167,156.40, 255,313,720.20 and 68,004,513.20

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Solution

The fourth proportional to 170,167,156.40, 255,313,720.20 and 68,004,513.20 is: 102,031,940.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,167,156.40 : 255,313,720.20 = 68,004,513.20 : x
  2. Step 2: Convert to fraction form
    170,167,156.40/255,313,720.20 = 68,004,513.20/x
  3. Step 3: Cross multiply
    170,167,156.40x = 255,313,720.20 × 68,004,513.20
  4. Step 4: Simplify right side
    170,167,156.40x = 17,362,485,255,482,006
  5. Step 5: Solve for x
    x = 17,362,485,255,482,006/170,167,156.40
  6. Step 6: Final answer
    x = 102,031,940.96

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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.