Home / 197,223,398.64-272,176,301.61-109,115,961.35

Finding the Fourth Proportional to 197,223,398.64, 272,176,301.61 and 109,115,961.35

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Solution

The fourth proportional to 197,223,398.64, 272,176,301.61 and 109,115,961.35 is: 150,584,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,223,398.64 : 272,176,301.61 = 109,115,961.35 : x
  2. Step 2: Convert to fraction form
    197,223,398.64/272,176,301.61 = 109,115,961.35/x
  3. Step 3: Cross multiply
    197,223,398.64x = 272,176,301.61 × 109,115,961.35
  4. Step 4: Simplify right side
    197,223,398.64x = 29,698,778,805,501,824
  5. Step 5: Solve for x
    x = 29,698,778,805,501,824/197,223,398.64
  6. Step 6: Final answer
    x = 150,584,459.10

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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.