Home / 139,014,681-208,555,734.24-41,964,595.08

Finding the Fourth Proportional to 139,014,681, 208,555,734.24 and 41,964,595.08

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Solution

The fourth proportional to 139,014,681, 208,555,734.24 and 41,964,595.08 is: 62,957,069.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,014,681 : 208,555,734.24 = 41,964,595.08 : x
  2. Step 2: Convert to fraction form
    139,014,681/208,555,734.24 = 41,964,595.08/x
  3. Step 3: Cross multiply
    139,014,681x = 208,555,734.24 × 41,964,595.08
  4. Step 4: Simplify right side
    139,014,681x = 8,751,956,938,993,692
  5. Step 5: Solve for x
    x = 8,751,956,938,993,692/139,014,681
  6. Step 6: Final answer
    x = 62,957,069.54

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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.