Home / 706,554,020.41-1,059,989,099.78-215,305,737.19

Finding the Fourth Proportional to 706,554,020.41, 1,059,989,099.78 and 215,305,737.19

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Solution

The fourth proportional to 706,554,020.41, 1,059,989,099.78 and 215,305,737.19 is: 323,006,773.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,554,020.41 : 1,059,989,099.78 = 215,305,737.19 : x
  2. Step 2: Convert to fraction form
    706,554,020.41/1,059,989,099.78 = 215,305,737.19/x
  3. Step 3: Cross multiply
    706,554,020.41x = 1,059,989,099.78 × 215,305,737.19
  4. Step 4: Simplify right side
    706,554,020.41x = 228,221,734,539,385,664
  5. Step 5: Solve for x
    x = 228,221,734,539,385,664/706,554,020.41
  6. Step 6: Final answer
    x = 323,006,773.65

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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.