Home / 673,918,089.44-1,010,985,757.90-207,579,296.50

Finding the Fourth Proportional to 673,918,089.44, 1,010,985,757.90 and 207,579,296.50

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Solution

The fourth proportional to 673,918,089.44, 1,010,985,757.90 and 207,579,296.50 is: 311,402,402.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,918,089.44 : 1,010,985,757.90 = 207,579,296.50 : x
  2. Step 2: Convert to fraction form
    673,918,089.44/1,010,985,757.90 = 207,579,296.50/x
  3. Step 3: Cross multiply
    673,918,089.44x = 1,010,985,757.90 × 207,579,296.50
  4. Step 4: Simplify right side
    673,918,089.44x = 209,859,712,393,354,912
  5. Step 5: Solve for x
    x = 209,859,712,393,354,912/673,918,089.44
  6. Step 6: Final answer
    x = 311,402,402.88

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1.5x scale

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.