Home / 170,012,115-255,008,019.96-100,021,664.16

Finding the Fourth Proportional to 170,012,115, 255,008,019.96 and 100,021,664.16

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Solution

The fourth proportional to 170,012,115, 255,008,019.96 and 100,021,664.16 is: 150,026,523.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,012,115 : 255,008,019.96 = 100,021,664.16 : x
  2. Step 2: Convert to fraction form
    170,012,115/255,008,019.96 = 100,021,664.16/x
  3. Step 3: Cross multiply
    170,012,115x = 255,008,019.96 × 100,021,664.16
  4. Step 4: Simplify right side
    170,012,115x = 25,506,326,530,545,696
  5. Step 5: Solve for x
    x = 25,506,326,530,545,696/170,012,115
  6. Step 6: Final answer
    x = 150,026,523.29

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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.