Home / 157,365,383.32-217,077,049.10-110,392,392.81

Finding the Fourth Proportional to 157,365,383.32, 217,077,049.10 and 110,392,392.81

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Solution

The fourth proportional to 157,365,383.32, 217,077,049.10 and 110,392,392.81 is: 152,280,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,365,383.32 : 217,077,049.10 = 110,392,392.81 : x
  2. Step 2: Convert to fraction form
    157,365,383.32/217,077,049.10 = 110,392,392.81/x
  3. Step 3: Cross multiply
    157,365,383.32x = 217,077,049.10 × 110,392,392.81
  4. Step 4: Simplify right side
    157,365,383.32x = 23,963,654,875,372,876
  5. Step 5: Solve for x
    x = 23,963,654,875,372,876/157,365,383.32
  6. Step 6: Final answer
    x = 152,280,345.08

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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.