Home / 706,922,820.86-1,060,551,143.12-222,248,628.86

Finding the Fourth Proportional to 706,922,820.86, 1,060,551,143.12 and 222,248,628.86

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Solution

The fourth proportional to 706,922,820.86, 1,060,551,143.12 and 222,248,628.86 is: 333,425,418.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,922,820.86 : 1,060,551,143.12 = 222,248,628.86 : x
  2. Step 2: Convert to fraction form
    706,922,820.86/1,060,551,143.12 = 222,248,628.86/x
  3. Step 3: Cross multiply
    706,922,820.86x = 1,060,551,143.12 × 222,248,628.86
  4. Step 4: Simplify right side
    706,922,820.86x = 235,706,037,389,578,464
  5. Step 5: Solve for x
    x = 235,706,037,389,578,464/706,922,820.86
  6. Step 6: Final answer
    x = 333,425,418.50

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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.