Home / 170,019,006.60-255,028,509.90-159,941,310.60

Finding the Fourth Proportional to 170,019,006.60, 255,028,509.90 and 159,941,310.60

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Solution

The fourth proportional to 170,019,006.60, 255,028,509.90 and 159,941,310.60 is: 239,911,965.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,019,006.60 : 255,028,509.90 = 159,941,310.60 : x
  2. Step 2: Convert to fraction form
    170,019,006.60/255,028,509.90 = 159,941,310.60/x
  3. Step 3: Cross multiply
    170,019,006.60x = 255,028,509.90 × 159,941,310.60
  4. Step 4: Simplify right side
    170,019,006.60x = 40,789,594,113,771,072
  5. Step 5: Solve for x
    x = 40,789,594,113,771,072/170,019,006.60
  6. Step 6: Final answer
    x = 239,911,965.90

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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.