Home / 673,918,090.44-1,010,985,759.40-207,579,297.50

Finding the Fourth Proportional to 673,918,090.44, 1,010,985,759.40 and 207,579,297.50

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Solution

The fourth proportional to 673,918,090.44, 1,010,985,759.40 and 207,579,297.50 is: 311,402,404.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,918,090.44 : 1,010,985,759.40 = 207,579,297.50 : x
  2. Step 2: Convert to fraction form
    673,918,090.44/1,010,985,759.40 = 207,579,297.50/x
  3. Step 3: Cross multiply
    673,918,090.44x = 1,010,985,759.40 × 207,579,297.50
  4. Step 4: Simplify right side
    673,918,090.44x = 209,859,713,718,756,032
  5. Step 5: Solve for x
    x = 209,859,713,718,756,032/673,918,090.44
  6. Step 6: Final answer
    x = 311,402,404.38

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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.