Home / 89,677,633.40-134,516,450.10-88,921,806.20

Finding the Fourth Proportional to 89,677,633.40, 134,516,450.10 and 88,921,806.20

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Solution

The fourth proportional to 89,677,633.40, 134,516,450.10 and 88,921,806.20 is: 133,382,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,677,633.40 : 134,516,450.10 = 88,921,806.20 : x
  2. Step 2: Convert to fraction form
    89,677,633.40/134,516,450.10 = 88,921,806.20/x
  3. Step 3: Cross multiply
    89,677,633.40x = 134,516,450.10 × 88,921,806.20
  4. Step 4: Simplify right side
    89,677,633.40x = 11,961,445,706,504,170
  5. Step 5: Solve for x
    x = 11,961,445,706,504,170/89,677,633.40
  6. Step 6: Final answer
    x = 133,382,709.30

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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.