Home / 137,930,350.64-190,390,008.43-82,193,255.27

Finding the Fourth Proportional to 137,930,350.64, 190,390,008.43 and 82,193,255.27

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Solution

The fourth proportional to 137,930,350.64, 190,390,008.43 and 82,193,255.27 is: 113,454,178.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,930,350.64 : 190,390,008.43 = 82,193,255.27 : x
  2. Step 2: Convert to fraction form
    137,930,350.64/190,390,008.43 = 82,193,255.27/x
  3. Step 3: Cross multiply
    137,930,350.64x = 190,390,008.43 × 82,193,255.27
  4. Step 4: Simplify right side
    137,930,350.64x = 15,648,774,564,014,934
  5. Step 5: Solve for x
    x = 15,648,774,564,014,934/137,930,350.64
  6. Step 6: Final answer
    x = 113,454,178.08

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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.