Home / 673,558,963.44-1,010,374,663.08-213,533,005.02

Finding the Fourth Proportional to 673,558,963.44, 1,010,374,663.08 and 213,533,005.02

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Solution

The fourth proportional to 673,558,963.44, 1,010,374,663.08 and 213,533,005.02 is: 320,310,989.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,558,963.44 : 1,010,374,663.08 = 213,533,005.02 : x
  2. Step 2: Convert to fraction form
    673,558,963.44/1,010,374,663.08 = 213,533,005.02/x
  3. Step 3: Cross multiply
    673,558,963.44x = 1,010,374,663.08 × 213,533,005.02
  4. Step 4: Simplify right side
    673,558,963.44x = 215,748,338,003,542,464
  5. Step 5: Solve for x
    x = 215,748,338,003,542,464/673,558,963.44
  6. Step 6: Final answer
    x = 320,310,989.41

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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.