Home / 298,970,564.60-448,455,846.90-292,252,100.60

Finding the Fourth Proportional to 298,970,564.60, 448,455,846.90 and 292,252,100.60

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Solution

The fourth proportional to 298,970,564.60, 448,455,846.90 and 292,252,100.60 is: 438,378,150.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,970,564.60 : 448,455,846.90 = 292,252,100.60 : x
  2. Step 2: Convert to fraction form
    298,970,564.60/448,455,846.90 = 292,252,100.60/x
  3. Step 3: Cross multiply
    298,970,564.60x = 448,455,846.90 × 292,252,100.60
  4. Step 4: Simplify right side
    298,970,564.60x = 131,062,163,282,877,008
  5. Step 5: Solve for x
    x = 131,062,163,282,877,008/298,970,564.60
  6. Step 6: Final answer
    x = 438,378,150.90

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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.