Home / 520,185,469.54-717,161,504.42-413,249,606.60

Finding the Fourth Proportional to 520,185,469.54, 717,161,504.42 and 413,249,606.60

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Solution

The fourth proportional to 520,185,469.54, 717,161,504.42 and 413,249,606.60 is: 569,732,772.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,185,469.54 : 717,161,504.42 = 413,249,606.60 : x
  2. Step 2: Convert to fraction form
    520,185,469.54/717,161,504.42 = 413,249,606.60/x
  3. Step 3: Cross multiply
    520,185,469.54x = 717,161,504.42 × 413,249,606.60
  4. Step 4: Simplify right side
    520,185,469.54x = 296,366,709,570,229,184
  5. Step 5: Solve for x
    x = 296,366,709,570,229,184/520,185,469.54
  6. Step 6: Final answer
    x = 569,732,772.11

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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.