Home / 293,595,540.60-440,379,314.10-99,487,918.20

Finding the Fourth Proportional to 293,595,540.60, 440,379,314.10 and 99,487,918.20

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Solution

The fourth proportional to 293,595,540.60, 440,379,314.10 and 99,487,918.20 is: 149,227,134.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,595,540.60 : 440,379,314.10 = 99,487,918.20 : x
  2. Step 2: Convert to fraction form
    293,595,540.60/440,379,314.10 = 99,487,918.20/x
  3. Step 3: Cross multiply
    293,595,540.60x = 440,379,314.10 × 99,487,918.20
  4. Step 4: Simplify right side
    293,595,540.60x = 43,812,421,178,152,912
  5. Step 5: Solve for x
    x = 43,812,421,178,152,912/293,595,540.60
  6. Step 6: Final answer
    x = 149,227,134.34

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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.