Home / 89,706,893.40-134,560,340.10-88,856,587.80

Finding the Fourth Proportional to 89,706,893.40, 134,560,340.10 and 88,856,587.80

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Solution

The fourth proportional to 89,706,893.40, 134,560,340.10 and 88,856,587.80 is: 133,284,881.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,706,893.40 : 134,560,340.10 = 88,856,587.80 : x
  2. Step 2: Convert to fraction form
    89,706,893.40/134,560,340.10 = 88,856,587.80/x
  3. Step 3: Cross multiply
    89,706,893.40x = 134,560,340.10 × 88,856,587.80
  4. Step 4: Simplify right side
    89,706,893.40x = 11,956,572,674,493,510
  5. Step 5: Solve for x
    x = 11,956,572,674,493,510/89,706,893.40
  6. Step 6: Final answer
    x = 133,284,881.70

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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.