Home / 73,139,794.59-100,933,898.94-40,099,963.71

Finding the Fourth Proportional to 73,139,794.59, 100,933,898.94 and 40,099,963.71

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Solution

The fourth proportional to 73,139,794.59, 100,933,898.94 and 40,099,963.71 is: 55,338,488.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,139,794.59 : 100,933,898.94 = 40,099,963.71 : x
  2. Step 2: Convert to fraction form
    73,139,794.59/100,933,898.94 = 40,099,963.71/x
  3. Step 3: Cross multiply
    73,139,794.59x = 100,933,898.94 × 40,099,963.71
  4. Step 4: Simplify right side
    73,139,794.59x = 4,047,445,684,602,807.50
  5. Step 5: Solve for x
    x = 4,047,445,684,602,807.50/73,139,794.59
  6. Step 6: Final answer
    x = 55,338,488.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.