Home / 170,019,005.10-255,028,507.65-159,941,309.10

Finding the Fourth Proportional to 170,019,005.10, 255,028,507.65 and 159,941,309.10

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Solution

The fourth proportional to 170,019,005.10, 255,028,507.65 and 159,941,309.10 is: 239,911,963.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,019,005.10 : 255,028,507.65 = 159,941,309.10 : x
  2. Step 2: Convert to fraction form
    170,019,005.10/255,028,507.65 = 159,941,309.10/x
  3. Step 3: Cross multiply
    170,019,005.10x = 255,028,507.65 × 159,941,309.10
  4. Step 4: Simplify right side
    170,019,005.10x = 40,789,593,371,360,368
  5. Step 5: Solve for x
    x = 40,789,593,371,360,368/170,019,005.10
  6. Step 6: Final answer
    x = 239,911,963.65

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1.5x scale

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.