Home / 119,579,062.86-179,368,596.72-28,702,651.86

Finding the Fourth Proportional to 119,579,062.86, 179,368,596.72 and 28,702,651.86

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Solution

The fourth proportional to 119,579,062.86, 179,368,596.72 and 28,702,651.86 is: 43,053,978.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,579,062.86 : 179,368,596.72 = 28,702,651.86 : x
  2. Step 2: Convert to fraction form
    119,579,062.86/179,368,596.72 = 28,702,651.86/x
  3. Step 3: Cross multiply
    119,579,062.86x = 179,368,596.72 × 28,702,651.86
  4. Step 4: Simplify right side
    119,579,062.86x = 5,148,354,386,270,898
  5. Step 5: Solve for x
    x = 5,148,354,386,270,898/119,579,062.86
  6. Step 6: Final answer
    x = 43,053,978.37

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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.