Home / 550,150,666.72-759,211,923.04-299,257,224.82

Finding the Fourth Proportional to 550,150,666.72, 759,211,923.04 and 299,257,224.82

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Solution

The fourth proportional to 550,150,666.72, 759,211,923.04 and 299,257,224.82 is: 412,977,147.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,150,666.72 : 759,211,923.04 = 299,257,224.82 : x
  2. Step 2: Convert to fraction form
    550,150,666.72/759,211,923.04 = 299,257,224.82/x
  3. Step 3: Cross multiply
    550,150,666.72x = 759,211,923.04 × 299,257,224.82
  4. Step 4: Simplify right side
    550,150,666.72x = 227,199,653,139,205,792
  5. Step 5: Solve for x
    x = 227,199,653,139,205,792/550,150,666.72
  6. Step 6: Final answer
    x = 412,977,147.69

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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.