Home / 487,749,536.21-673,095,099.04-264,731,299.25

Finding the Fourth Proportional to 487,749,536.21, 673,095,099.04 and 264,731,299.25

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Solution

The fourth proportional to 487,749,536.21, 673,095,099.04 and 264,731,299.25 is: 365,329,594.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,749,536.21 : 673,095,099.04 = 264,731,299.25 : x
  2. Step 2: Convert to fraction form
    487,749,536.21/673,095,099.04 = 264,731,299.25/x
  3. Step 3: Cross multiply
    487,749,536.21x = 673,095,099.04 × 264,731,299.25
  4. Step 4: Simplify right side
    487,749,536.21x = 178,189,340,083,639,328
  5. Step 5: Solve for x
    x = 178,189,340,083,639,328/487,749,536.21
  6. Step 6: Final answer
    x = 365,329,594.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.