Home / 170,349,608.61-255,422,069.82-66,595,238.06

Finding the Fourth Proportional to 170,349,608.61, 255,422,069.82 and 66,595,238.06

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Solution

The fourth proportional to 170,349,608.61, 255,422,069.82 and 66,595,238.06 is: 99,852,847.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,349,608.61 : 255,422,069.82 = 66,595,238.06 : x
  2. Step 2: Convert to fraction form
    170,349,608.61/255,422,069.82 = 66,595,238.06/x
  3. Step 3: Cross multiply
    170,349,608.61x = 255,422,069.82 × 66,595,238.06
  4. Step 4: Simplify right side
    170,349,608.61x = 17,009,893,544,163,730
  5. Step 5: Solve for x
    x = 17,009,893,544,163,730/170,349,608.61
  6. Step 6: Final answer
    x = 99,852,847.82

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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.