Home / 673,558,935.42-1,010,374,621.06-213,532,977

Finding the Fourth Proportional to 673,558,935.42, 1,010,374,621.06 and 213,532,977

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Solution

The fourth proportional to 673,558,935.42, 1,010,374,621.06 and 213,532,977 is: 320,310,947.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,558,935.42 : 1,010,374,621.06 = 213,532,977 : x
  2. Step 2: Convert to fraction form
    673,558,935.42/1,010,374,621.06 = 213,532,977/x
  3. Step 3: Cross multiply
    673,558,935.42x = 1,010,374,621.06 × 213,532,977
  4. Step 4: Simplify right side
    673,558,935.42x = 215,748,300,720,188,672
  5. Step 5: Solve for x
    x = 215,748,300,720,188,672/673,558,935.42
  6. Step 6: Final answer
    x = 320,310,947.38

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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.