Home / 407,821,027.15-611,731,540.73-367,006,358.35

Finding the Fourth Proportional to 407,821,027.15, 611,731,540.73 and 367,006,358.35

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Solution

The fourth proportional to 407,821,027.15, 611,731,540.73 and 367,006,358.35 is: 550,509,537.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,821,027.15 : 611,731,540.73 = 367,006,358.35 : x
  2. Step 2: Convert to fraction form
    407,821,027.15/611,731,540.73 = 367,006,358.35/x
  3. Step 3: Cross multiply
    407,821,027.15x = 611,731,540.73 × 367,006,358.35
  4. Step 4: Simplify right side
    407,821,027.15x = 224,509,365,051,152,032
  5. Step 5: Solve for x
    x = 224,509,365,051,152,032/407,821,027.15
  6. Step 6: Final answer
    x = 550,509,537.53

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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.