Home / 97,946,148.20-146,919,222.30-82,829,604.20

Finding the Fourth Proportional to 97,946,148.20, 146,919,222.30 and 82,829,604.20

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Solution

The fourth proportional to 97,946,148.20, 146,919,222.30 and 82,829,604.20 is: 124,244,406.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,946,148.20 : 146,919,222.30 = 82,829,604.20 : x
  2. Step 2: Convert to fraction form
    97,946,148.20/146,919,222.30 = 82,829,604.20/x
  3. Step 3: Cross multiply
    97,946,148.20x = 146,919,222.30 × 82,829,604.20
  4. Step 4: Simplify right side
    97,946,148.20x = 12,169,261,032,480,816
  5. Step 5: Solve for x
    x = 12,169,261,032,480,816/97,946,148.20
  6. Step 6: Final answer
    x = 124,244,406.30

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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.