Home / 369,839,349.38-510,429,078.72-226,759,802.15

Finding the Fourth Proportional to 369,839,349.38, 510,429,078.72 and 226,759,802.15

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Solution

The fourth proportional to 369,839,349.38, 510,429,078.72 and 226,759,802.15 is: 312,959,659.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,839,349.38 : 510,429,078.72 = 226,759,802.15 : x
  2. Step 2: Convert to fraction form
    369,839,349.38/510,429,078.72 = 226,759,802.15/x
  3. Step 3: Cross multiply
    369,839,349.38x = 510,429,078.72 × 226,759,802.15
  4. Step 4: Simplify right side
    369,839,349.38x = 115,744,796,899,601,840
  5. Step 5: Solve for x
    x = 115,744,796,899,601,840/369,839,349.38
  6. Step 6: Final answer
    x = 312,959,659.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.