Home / 404,101,141.60-606,151,712.40-307,246,019.35

Finding the Fourth Proportional to 404,101,141.60, 606,151,712.40 and 307,246,019.35

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Solution

The fourth proportional to 404,101,141.60, 606,151,712.40 and 307,246,019.35 is: 460,869,029.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,101,141.60 : 606,151,712.40 = 307,246,019.35 : x
  2. Step 2: Convert to fraction form
    404,101,141.60/606,151,712.40 = 307,246,019.35/x
  3. Step 3: Cross multiply
    404,101,141.60x = 606,151,712.40 × 307,246,019.35
  4. Step 4: Simplify right side
    404,101,141.60x = 186,237,700,757,086,048
  5. Step 5: Solve for x
    x = 186,237,700,757,086,048/404,101,141.60
  6. Step 6: Final answer
    x = 460,869,029.03

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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.