Home / 293,796,006.80-440,694,010.20-102,319,782.80

Finding the Fourth Proportional to 293,796,006.80, 440,694,010.20 and 102,319,782.80

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Solution

The fourth proportional to 293,796,006.80, 440,694,010.20 and 102,319,782.80 is: 153,479,674.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,796,006.80 : 440,694,010.20 = 102,319,782.80 : x
  2. Step 2: Convert to fraction form
    293,796,006.80/440,694,010.20 = 102,319,782.80/x
  3. Step 3: Cross multiply
    293,796,006.80x = 440,694,010.20 × 102,319,782.80
  4. Step 4: Simplify right side
    293,796,006.80x = 45,091,715,404,924,984
  5. Step 5: Solve for x
    x = 45,091,715,404,924,984/293,796,006.80
  6. Step 6: Final answer
    x = 153,479,674.20

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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.