Home / 171,088,667.55-256,633,001.33-161,010,971.55

Finding the Fourth Proportional to 171,088,667.55, 256,633,001.33 and 161,010,971.55

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Solution

The fourth proportional to 171,088,667.55, 256,633,001.33 and 161,010,971.55 is: 241,516,457.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,088,667.55 : 256,633,001.33 = 161,010,971.55 : x
  2. Step 2: Convert to fraction form
    171,088,667.55/256,633,001.33 = 161,010,971.55/x
  3. Step 3: Cross multiply
    171,088,667.55x = 256,633,001.33 × 161,010,971.55
  4. Step 4: Simplify right side
    171,088,667.55x = 41,320,728,875,130,688
  5. Step 5: Solve for x
    x = 41,320,728,875,130,688/171,088,667.55
  6. Step 6: Final answer
    x = 241,516,457.33

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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.