Home / 409,437,996.30-614,156,994.45-133,088,676.30

Finding the Fourth Proportional to 409,437,996.30, 614,156,994.45 and 133,088,676.30

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Solution

The fourth proportional to 409,437,996.30, 614,156,994.45 and 133,088,676.30 is: 199,633,014.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,437,996.30 : 614,156,994.45 = 133,088,676.30 : x
  2. Step 2: Convert to fraction form
    409,437,996.30/614,156,994.45 = 133,088,676.30/x
  3. Step 3: Cross multiply
    409,437,996.30x = 614,156,994.45 × 133,088,676.30
  4. Step 4: Simplify right side
    409,437,996.30x = 81,737,341,431,736,944
  5. Step 5: Solve for x
    x = 81,737,341,431,736,944/409,437,996.30
  6. Step 6: Final answer
    x = 199,633,014.45

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Double scale
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Similar ratio
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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.