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Finding the Fourth Proportional to 298,949,514.60, 448,424,271.90 and 292,231,050.60

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Solution

The fourth proportional to 298,949,514.60, 448,424,271.90 and 292,231,050.60 is: 438,346,575.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,949,514.60 : 448,424,271.90 = 292,231,050.60 : x
  2. Step 2: Convert to fraction form
    298,949,514.60/448,424,271.90 = 292,231,050.60/x
  3. Step 3: Cross multiply
    298,949,514.60x = 448,424,271.90 × 292,231,050.60
  4. Step 4: Simplify right side
    298,949,514.60x = 131,043,496,091,877,056
  5. Step 5: Solve for x
    x = 131,043,496,091,877,056/298,949,514.60
  6. Step 6: Final answer
    x = 438,346,575.90

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