Home / 212,321,914,227.15-293,004,230,427.77-114,663,545,768.49

Finding the Fourth Proportional to 212,321,914,227.15, 293,004,230,427.77 and 114,663,545,768.49

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Solution

The fourth proportional to 212,321,914,227.15, 293,004,230,427.77 and 114,663,545,768.49 is: 158,235,687,108.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,321,914,227.15 : 293,004,230,427.77 = 114,663,545,768.49 : x
  2. Step 2: Convert to fraction form
    212,321,914,227.15/293,004,230,427.77 = 114,663,545,768.49/x
  3. Step 3: Cross multiply
    212,321,914,227.15x = 293,004,230,427.77 × 114,663,545,768.49
  4. Step 4: Simplify right side
    212,321,914,227.15x = 33,596,903,986,015,798,034,432
  5. Step 5: Solve for x
    x = 33,596,903,986,015,798,034,432/212,321,914,227.15
  6. Step 6: Final answer
    x = 158,235,687,108.93

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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.