Home / 70,723,611.24-106,085,088.76-19,605,460.56

Finding the Fourth Proportional to 70,723,611.24, 106,085,088.76 and 19,605,460.56

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Solution

The fourth proportional to 70,723,611.24, 106,085,088.76 and 19,605,460.56 is: 29,408,099.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,723,611.24 : 106,085,088.76 = 19,605,460.56 : x
  2. Step 2: Convert to fraction form
    70,723,611.24/106,085,088.76 = 19,605,460.56/x
  3. Step 3: Cross multiply
    70,723,611.24x = 106,085,088.76 × 19,605,460.56
  4. Step 4: Simplify right side
    70,723,611.24x = 2,079,847,023,688,279.25
  5. Step 5: Solve for x
    x = 2,079,847,023,688,279.25/70,723,611.24
  6. Step 6: Final answer
    x = 29,408,099.89

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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.