Home / 673,918,001.17-1,010,985,625.69-207,579,208.24

Finding the Fourth Proportional to 673,918,001.17, 1,010,985,625.69 and 207,579,208.24

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Solution

The fourth proportional to 673,918,001.17, 1,010,985,625.69 and 207,579,208.24 is: 311,402,270.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,918,001.17 : 1,010,985,625.69 = 207,579,208.24 : x
  2. Step 2: Convert to fraction form
    673,918,001.17/1,010,985,625.69 = 207,579,208.24/x
  3. Step 3: Cross multiply
    673,918,001.17x = 1,010,985,625.69 × 207,579,208.24
  4. Step 4: Simplify right side
    673,918,001.17x = 209,859,595,721,790,016
  5. Step 5: Solve for x
    x = 209,859,595,721,790,016/673,918,001.17
  6. Step 6: Final answer
    x = 311,402,270.54

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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.