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Finding the Fourth Proportional to 230,990,600.40, 346,681,855.80 and 94,773,742.80

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Solution

The fourth proportional to 230,990,600.40, 346,681,855.80 and 94,773,742.80 is: 142,241,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,990,600.40 : 346,681,855.80 = 94,773,742.80 : x
  2. Step 2: Convert to fraction form
    230,990,600.40/346,681,855.80 = 94,773,742.80/x
  3. Step 3: Cross multiply
    230,990,600.40x = 346,681,855.80 × 94,773,742.80
  4. Step 4: Simplify right side
    230,990,600.40x = 32,856,337,035,015,888
  5. Step 5: Solve for x
    x = 32,856,337,035,015,888/230,990,600.40
  6. Step 6: Final answer
    x = 142,241,013.18

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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.