Home / 228,782,028.99-315,719,403.45-124,360,100.32

Finding the Fourth Proportional to 228,782,028.99, 315,719,403.45 and 124,360,100.32

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Solution

The fourth proportional to 228,782,028.99, 315,719,403.45 and 124,360,100.32 is: 171,617,049.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,782,028.99 : 315,719,403.45 = 124,360,100.32 : x
  2. Step 2: Convert to fraction form
    228,782,028.99/315,719,403.45 = 124,360,100.32/x
  3. Step 3: Cross multiply
    228,782,028.99x = 315,719,403.45 × 124,360,100.32
  4. Step 4: Simplify right side
    228,782,028.99x = 39,262,896,685,823,064
  5. Step 5: Solve for x
    x = 39,262,896,685,823,064/228,782,028.99
  6. Step 6: Final answer
    x = 171,617,049.02

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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.