Home / 401,692,100.19-602,770,612.05-168,501,927.57

Finding the Fourth Proportional to 401,692,100.19, 602,770,612.05 and 168,501,927.57

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Solution

The fourth proportional to 401,692,100.19, 602,770,612.05 and 168,501,927.57 is: 252,850,404.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,692,100.19 : 602,770,612.05 = 168,501,927.57 : x
  2. Step 2: Convert to fraction form
    401,692,100.19/602,770,612.05 = 168,501,927.57/x
  3. Step 3: Cross multiply
    401,692,100.19x = 602,770,612.05 × 168,501,927.57
  4. Step 4: Simplify right side
    401,692,100.19x = 101,568,010,012,973,664
  5. Step 5: Solve for x
    x = 101,568,010,012,973,664/401,692,100.19
  6. Step 6: Final answer
    x = 252,850,404.49

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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.