Home / 754,487,581.82-1,131,731,106.36-201,775,645.10

Finding the Fourth Proportional to 754,487,581.82, 1,131,731,106.36 and 201,775,645.10

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Solution

The fourth proportional to 754,487,581.82, 1,131,731,106.36 and 201,775,645.10 is: 302,663,396.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,487,581.82 : 1,131,731,106.36 = 201,775,645.10 : x
  2. Step 2: Convert to fraction form
    754,487,581.82/1,131,731,106.36 = 201,775,645.10/x
  3. Step 3: Cross multiply
    754,487,581.82x = 1,131,731,106.36 × 201,775,645.10
  4. Step 4: Simplify right side
    754,487,581.82x = 228,355,774,059,867,040
  5. Step 5: Solve for x
    x = 228,355,774,059,867,040/754,487,581.82
  6. Step 6: Final answer
    x = 302,663,396.41

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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.