Home / 194,019,753.40-291,029,630.10-96,990,436.60

Finding the Fourth Proportional to 194,019,753.40, 291,029,630.10 and 96,990,436.60

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Solution

The fourth proportional to 194,019,753.40, 291,029,630.10 and 96,990,436.60 is: 145,485,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,019,753.40 : 291,029,630.10 = 96,990,436.60 : x
  2. Step 2: Convert to fraction form
    194,019,753.40/291,029,630.10 = 96,990,436.60/x
  3. Step 3: Cross multiply
    194,019,753.40x = 291,029,630.10 × 96,990,436.60
  4. Step 4: Simplify right side
    194,019,753.40x = 28,227,090,886,935,504
  5. Step 5: Solve for x
    x = 28,227,090,886,935,504/194,019,753.40
  6. Step 6: Final answer
    x = 145,485,654.90

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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.