Home / 272,650,868.56-376,290,485.64-153,577,379.92

Finding the Fourth Proportional to 272,650,868.56, 376,290,485.64 and 153,577,379.92

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Solution

The fourth proportional to 272,650,868.56, 376,290,485.64 and 153,577,379.92 is: 211,954,970.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,650,868.56 : 376,290,485.64 = 153,577,379.92 : x
  2. Step 2: Convert to fraction form
    272,650,868.56/376,290,485.64 = 153,577,379.92/x
  3. Step 3: Cross multiply
    272,650,868.56x = 376,290,485.64 × 153,577,379.92
  4. Step 4: Simplify right side
    272,650,868.56x = 57,789,706,873,415,576
  5. Step 5: Solve for x
    x = 57,789,706,873,415,576/272,650,868.56
  6. Step 6: Final answer
    x = 211,954,970.76

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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.