Home / 167,488,009.60-251,232,014.40-155,394,774.40

Finding the Fourth Proportional to 167,488,009.60, 251,232,014.40 and 155,394,774.40

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Solution

The fourth proportional to 167,488,009.60, 251,232,014.40 and 155,394,774.40 is: 233,092,161.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,488,009.60 : 251,232,014.40 = 155,394,774.40 : x
  2. Step 2: Convert to fraction form
    167,488,009.60/251,232,014.40 = 155,394,774.40/x
  3. Step 3: Cross multiply
    167,488,009.60x = 251,232,014.40 × 155,394,774.40
  4. Step 4: Simplify right side
    167,488,009.60x = 39,040,142,199,745,552
  5. Step 5: Solve for x
    x = 39,040,142,199,745,552/167,488,009.60
  6. Step 6: Final answer
    x = 233,092,161.60

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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.