Home / 158,699,499.60-238,049,249.40-43,701,790.80

Finding the Fourth Proportional to 158,699,499.60, 238,049,249.40 and 43,701,790.80

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Solution

The fourth proportional to 158,699,499.60, 238,049,249.40 and 43,701,790.80 is: 65,552,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,699,499.60 : 238,049,249.40 = 43,701,790.80 : x
  2. Step 2: Convert to fraction form
    158,699,499.60/238,049,249.40 = 43,701,790.80/x
  3. Step 3: Cross multiply
    158,699,499.60x = 238,049,249.40 × 43,701,790.80
  4. Step 4: Simplify right side
    158,699,499.60x = 10,403,178,497,375,826
  5. Step 5: Solve for x
    x = 10,403,178,497,375,826/158,699,499.60
  6. Step 6: Final answer
    x = 65,552,686.20

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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.