Home / 1,222,278,086.88-1,833,477,938.88-349,009,025.76

Finding the Fourth Proportional to 1,222,278,086.88, 1,833,477,938.88 and 349,009,025.76

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Solution

The fourth proportional to 1,222,278,086.88, 1,833,477,938.88 and 349,009,025.76 is: 523,530,901.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,278,086.88 : 1,833,477,938.88 = 349,009,025.76 : x
  2. Step 2: Convert to fraction form
    1,222,278,086.88/1,833,477,938.88 = 349,009,025.76/x
  3. Step 3: Cross multiply
    1,222,278,086.88x = 1,833,477,938.88 × 349,009,025.76
  4. Step 4: Simplify right side
    1,222,278,086.88x = 639,900,349,200,961,664
  5. Step 5: Solve for x
    x = 639,900,349,200,961,664/1,222,278,086.88
  6. Step 6: Final answer
    x = 523,530,901.90

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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.