Home / 673,558,933.91-1,010,374,618.80-213,532,975.49

Finding the Fourth Proportional to 673,558,933.91, 1,010,374,618.80 and 213,532,975.49

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Solution

The fourth proportional to 673,558,933.91, 1,010,374,618.80 and 213,532,975.49 is: 320,310,945.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,558,933.91 : 1,010,374,618.80 = 213,532,975.49 : x
  2. Step 2: Convert to fraction form
    673,558,933.91/1,010,374,618.80 = 213,532,975.49/x
  3. Step 3: Cross multiply
    673,558,933.91x = 1,010,374,618.80 × 213,532,975.49
  4. Step 4: Simplify right side
    673,558,933.91x = 215,748,298,711,938,496
  5. Step 5: Solve for x
    x = 215,748,298,711,938,496/673,558,933.91
  6. Step 6: Final answer
    x = 320,310,945.12

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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.