Home / 519,174,150.82-778,763,223.00-125,700,321.77

Finding the Fourth Proportional to 519,174,150.82, 778,763,223.00 and 125,700,321.77

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Solution

The fourth proportional to 519,174,150.82, 778,763,223.00 and 125,700,321.77 is: 188,550,966.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,174,150.82 : 778,763,223.00 = 125,700,321.77 : x
  2. Step 2: Convert to fraction form
    519,174,150.82/778,763,223.00 = 125,700,321.77/x
  3. Step 3: Cross multiply
    519,174,150.82x = 778,763,223.00 × 125,700,321.77
  4. Step 4: Simplify right side
    519,174,150.82x = 97,890,787,717,511,504
  5. Step 5: Solve for x
    x = 97,890,787,717,511,504/519,174,150.82
  6. Step 6: Final answer
    x = 188,550,966.11

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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.