Home / 170,496,005.80-255,744,008.70-102,415,570.60

Finding the Fourth Proportional to 170,496,005.80, 255,744,008.70 and 102,415,570.60

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Solution

The fourth proportional to 170,496,005.80, 255,744,008.70 and 102,415,570.60 is: 153,623,355.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,496,005.80 : 255,744,008.70 = 102,415,570.60 : x
  2. Step 2: Convert to fraction form
    170,496,005.80/255,744,008.70 = 102,415,570.60/x
  3. Step 3: Cross multiply
    170,496,005.80x = 255,744,008.70 × 102,415,570.60
  4. Step 4: Simplify right side
    170,496,005.80x = 26,192,168,578,541,860
  5. Step 5: Solve for x
    x = 26,192,168,578,541,860/170,496,005.80
  6. Step 6: Final answer
    x = 153,623,355.90

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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.