Home / 293,751,146,128.40-440,827,991,285.20-102,523,183,738.65

Finding the Fourth Proportional to 293,751,146,128.40, 440,827,991,285.20 and 102,523,183,738.65

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Solution

The fourth proportional to 293,751,146,128.40, 440,827,991,285.20 and 102,523,183,738.65 is: 153,855,022,332.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,751,146,128.40 : 440,827,991,285.20 = 102,523,183,738.65 : x
  2. Step 2: Convert to fraction form
    293,751,146,128.40/440,827,991,285.20 = 102,523,183,738.65/x
  3. Step 3: Cross multiply
    293,751,146,128.40x = 440,827,991,285.20 × 102,523,183,738.65
  4. Step 4: Simplify right side
    293,751,146,128.40x = 45,195,089,147,672,555,159,552
  5. Step 5: Solve for x
    x = 45,195,089,147,672,555,159,552/293,751,146,128.40
  6. Step 6: Final answer
    x = 153,855,022,332.13

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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.