Home / 165,576,643.80-248,364,965.70-162,889,258.20

Finding the Fourth Proportional to 165,576,643.80, 248,364,965.70 and 162,889,258.20

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Solution

The fourth proportional to 165,576,643.80, 248,364,965.70 and 162,889,258.20 is: 244,333,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,576,643.80 : 248,364,965.70 = 162,889,258.20 : x
  2. Step 2: Convert to fraction form
    165,576,643.80/248,364,965.70 = 162,889,258.20/x
  3. Step 3: Cross multiply
    165,576,643.80x = 248,364,965.70 × 162,889,258.20
  4. Step 4: Simplify right side
    165,576,643.80x = 40,455,985,025,741,440
  5. Step 5: Solve for x
    x = 40,455,985,025,741,440/165,576,643.80
  6. Step 6: Final answer
    x = 244,333,887.30

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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.