Home / 239,681,442.52-330,988,827.78-226,623,750.36

Finding the Fourth Proportional to 239,681,442.52, 330,988,827.78 and 226,623,750.36

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Solution

The fourth proportional to 239,681,442.52, 330,988,827.78 and 226,623,750.36 is: 312,956,767.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,681,442.52 : 330,988,827.78 = 226,623,750.36 : x
  2. Step 2: Convert to fraction form
    239,681,442.52/330,988,827.78 = 226,623,750.36/x
  3. Step 3: Cross multiply
    239,681,442.52x = 330,988,827.78 × 226,623,750.36
  4. Step 4: Simplify right side
    239,681,442.52x = 75,009,929,478,763,744
  5. Step 5: Solve for x
    x = 75,009,929,478,763,744/239,681,442.52
  6. Step 6: Final answer
    x = 312,956,767.49

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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.