Home / 212,651,153-293,458,709.22-114,866,009.96

Finding the Fourth Proportional to 212,651,153, 293,458,709.22 and 114,866,009.96

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Solution

The fourth proportional to 212,651,153, 293,458,709.22 and 114,866,009.96 is: 158,515,157.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,651,153 : 293,458,709.22 = 114,866,009.96 : x
  2. Step 2: Convert to fraction form
    212,651,153/293,458,709.22 = 114,866,009.96/x
  3. Step 3: Cross multiply
    212,651,153x = 293,458,709.22 × 114,866,009.96
  4. Step 4: Simplify right side
    212,651,153x = 33,708,431,016,113,264
  5. Step 5: Solve for x
    x = 33,708,431,016,113,264/212,651,153
  6. Step 6: Final answer
    x = 158,515,157.53

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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.