Home / 171,776,744.40-257,665,116.60-102,901,990.80

Finding the Fourth Proportional to 171,776,744.40, 257,665,116.60 and 102,901,990.80

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Solution

The fourth proportional to 171,776,744.40, 257,665,116.60 and 102,901,990.80 is: 154,352,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,776,744.40 : 257,665,116.60 = 102,901,990.80 : x
  2. Step 2: Convert to fraction form
    171,776,744.40/257,665,116.60 = 102,901,990.80/x
  3. Step 3: Cross multiply
    171,776,744.40x = 257,665,116.60 × 102,901,990.80
  4. Step 4: Simplify right side
    171,776,744.40x = 26,514,253,457,854,124
  5. Step 5: Solve for x
    x = 26,514,253,457,854,124/171,776,744.40
  6. Step 6: Final answer
    x = 154,352,986.20

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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.