Home / 139,442,151.44-209,188,764.98-57,516,338.27

Finding the Fourth Proportional to 139,442,151.44, 209,188,764.98 and 57,516,338.27

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Solution

The fourth proportional to 139,442,151.44, 209,188,764.98 and 57,516,338.27 is: 86,285,041.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,442,151.44 : 209,188,764.98 = 57,516,338.27 : x
  2. Step 2: Convert to fraction form
    139,442,151.44/209,188,764.98 = 57,516,338.27/x
  3. Step 3: Cross multiply
    139,442,151.44x = 209,188,764.98 × 57,516,338.27
  4. Step 4: Simplify right side
    139,442,151.44x = 12,031,771,768,873,210
  5. Step 5: Solve for x
    x = 12,031,771,768,873,210/139,442,151.44
  6. Step 6: Final answer
    x = 86,285,041.11

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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.