Home / 344,088,008.20-515,796,089.10-307,808,302.60

Finding the Fourth Proportional to 344,088,008.20, 515,796,089.10 and 307,808,302.60

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Solution

The fourth proportional to 344,088,008.20, 515,796,089.10 and 307,808,302.60 is: 461,411,949.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,088,008.20 : 515,796,089.10 = 307,808,302.60 : x
  2. Step 2: Convert to fraction form
    344,088,008.20/515,796,089.10 = 307,808,302.60/x
  3. Step 3: Cross multiply
    344,088,008.20x = 515,796,089.10 × 307,808,302.60
  4. Step 4: Simplify right side
    344,088,008.20x = 158,766,318,673,589,376
  5. Step 5: Solve for x
    x = 158,766,318,673,589,376/344,088,008.20
  6. Step 6: Final answer
    x = 461,411,949.53

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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.