Home / 1,008,220,099,099.70-1,391,347,928,699.60-545,247,137,616.35

Finding the Fourth Proportional to 1,008,220,099,099.70, 1,391,347,928,699.60 and 545,247,137,616.35

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Solution

The fourth proportional to 1,008,220,099,099.70, 1,391,347,928,699.60 and 545,247,137,616.35 is: 752,443,316,919.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,220,099,099.70 : 1,391,347,928,699.60 = 545,247,137,616.35 : x
  2. Step 2: Convert to fraction form
    1,008,220,099,099.70/1,391,347,928,699.60 = 545,247,137,616.35/x
  3. Step 3: Cross multiply
    1,008,220,099,099.70x = 1,391,347,928,699.60 × 545,247,137,616.35
  4. Step 4: Simplify right side
    1,008,220,099,099.70x = 758,628,475,551,894,382,575,616
  5. Step 5: Solve for x
    x = 758,628,475,551,894,382,575,616/1,008,220,099,099.70
  6. Step 6: Final answer
    x = 752,443,316,919.91

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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.