Home / 92,459,120.60-138,423,260.10-89,804,912.60

Finding the Fourth Proportional to 92,459,120.60, 138,423,260.10 and 89,804,912.60

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Solution

The fourth proportional to 92,459,120.60, 138,423,260.10 and 89,804,912.60 is: 134,449,567.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,459,120.60 : 138,423,260.10 = 89,804,912.60 : x
  2. Step 2: Convert to fraction form
    92,459,120.60/138,423,260.10 = 89,804,912.60/x
  3. Step 3: Cross multiply
    92,459,120.60x = 138,423,260.10 × 89,804,912.60
  4. Step 4: Simplify right side
    92,459,120.60x = 12,431,088,775,087,566
  5. Step 5: Solve for x
    x = 12,431,088,775,087,566/92,459,120.60
  6. Step 6: Final answer
    x = 134,449,567.49

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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.