Home / 92,347,799.40-138,430,331.10-43,740,217.80

Finding the Fourth Proportional to 92,347,799.40, 138,430,331.10 and 43,740,217.80

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Solution

The fourth proportional to 92,347,799.40, 138,430,331.10 and 43,740,217.80 is: 65,567,050.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,347,799.40 : 138,430,331.10 = 43,740,217.80 : x
  2. Step 2: Convert to fraction form
    92,347,799.40/138,430,331.10 = 43,740,217.80/x
  3. Step 3: Cross multiply
    92,347,799.40x = 138,430,331.10 × 43,740,217.80
  4. Step 4: Simplify right side
    92,347,799.40x = 6,054,972,832,440,113
  5. Step 5: Solve for x
    x = 6,054,972,832,440,113/92,347,799.40
  6. Step 6: Final answer
    x = 65,567,050.56

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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.