Home / 65,184,816.80-97,777,225.20-19,746,611.30

Finding the Fourth Proportional to 65,184,816.80, 97,777,225.20 and 19,746,611.30

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Solution

The fourth proportional to 65,184,816.80, 97,777,225.20 and 19,746,611.30 is: 29,619,916.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,184,816.80 : 97,777,225.20 = 19,746,611.30 : x
  2. Step 2: Convert to fraction form
    65,184,816.80/97,777,225.20 = 19,746,611.30/x
  3. Step 3: Cross multiply
    65,184,816.80x = 97,777,225.20 × 19,746,611.30
  4. Step 4: Simplify right side
    65,184,816.80x = 1,930,768,860,016,965
  5. Step 5: Solve for x
    x = 1,930,768,860,016,965/65,184,816.80
  6. Step 6: Final answer
    x = 29,619,916.95

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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.