Home / 136,182,817.50-187,712,749.71-92,113,745.10

Finding the Fourth Proportional to 136,182,817.50, 187,712,749.71 and 92,113,745.10

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Solution

The fourth proportional to 136,182,817.50, 187,712,749.71 and 92,113,745.10 is: 126,968,472.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,182,817.50 : 187,712,749.71 = 92,113,745.10 : x
  2. Step 2: Convert to fraction form
    136,182,817.50/187,712,749.71 = 92,113,745.10/x
  3. Step 3: Cross multiply
    136,182,817.50x = 187,712,749.71 × 92,113,745.10
  4. Step 4: Simplify right side
    136,182,817.50x = 17,290,924,378,807,038
  5. Step 5: Solve for x
    x = 17,290,924,378,807,038/136,182,817.50
  6. Step 6: Final answer
    x = 126,968,472.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.