Home / 173,251,983.78-238,998,295.44-117,478,541.16

Finding the Fourth Proportional to 173,251,983.78, 238,998,295.44 and 117,478,541.16

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Solution

The fourth proportional to 173,251,983.78, 238,998,295.44 and 117,478,541.16 is: 162,059,737.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,251,983.78 : 238,998,295.44 = 117,478,541.16 : x
  2. Step 2: Convert to fraction form
    173,251,983.78/238,998,295.44 = 117,478,541.16/x
  3. Step 3: Cross multiply
    173,251,983.78x = 238,998,295.44 × 117,478,541.16
  4. Step 4: Simplify right side
    173,251,983.78x = 28,077,171,088,017,880
  5. Step 5: Solve for x
    x = 28,077,171,088,017,880/173,251,983.78
  6. Step 6: Final answer
    x = 162,059,737.93

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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.