Home / 164,824,881.64-247,400,124.38-123,741,474.28

Finding the Fourth Proportional to 164,824,881.64, 247,400,124.38 and 123,741,474.28

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Solution

The fourth proportional to 164,824,881.64, 247,400,124.38 and 123,741,474.28 is: 185,734,434.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,824,881.64 : 247,400,124.38 = 123,741,474.28 : x
  2. Step 2: Convert to fraction form
    164,824,881.64/247,400,124.38 = 123,741,474.28/x
  3. Step 3: Cross multiply
    164,824,881.64x = 247,400,124.38 × 123,741,474.28
  4. Step 4: Simplify right side
    164,824,881.64x = 30,613,656,127,836,572
  5. Step 5: Solve for x
    x = 30,613,656,127,836,572/164,824,881.64
  6. Step 6: Final answer
    x = 185,734,434.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.