Home / 99,611,578.57-149,110,911.24-64,993,438.93

Finding the Fourth Proportional to 99,611,578.57, 149,110,911.24 and 64,993,438.93

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Solution

The fourth proportional to 99,611,578.57, 149,110,911.24 and 64,993,438.93 is: 97,290,205.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,611,578.57 : 149,110,911.24 = 64,993,438.93 : x
  2. Step 2: Convert to fraction form
    99,611,578.57/149,110,911.24 = 64,993,438.93/x
  3. Step 3: Cross multiply
    99,611,578.57x = 149,110,911.24 × 64,993,438.93
  4. Step 4: Simplify right side
    99,611,578.57x = 9,691,230,903,473,592
  5. Step 5: Solve for x
    x = 9,691,230,903,473,592/99,611,578.57
  6. Step 6: Final answer
    x = 97,290,205.04

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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.