Home / 228,782,034.88-315,719,411.57-124,360,106.20

Finding the Fourth Proportional to 228,782,034.88, 315,719,411.57 and 124,360,106.20

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Solution

The fourth proportional to 228,782,034.88, 315,719,411.57 and 124,360,106.20 is: 171,617,057.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,782,034.88 : 315,719,411.57 = 124,360,106.20 : x
  2. Step 2: Convert to fraction form
    228,782,034.88/315,719,411.57 = 124,360,106.20/x
  3. Step 3: Cross multiply
    228,782,034.88x = 315,719,411.57 × 124,360,106.20
  4. Step 4: Simplify right side
    228,782,034.88x = 39,262,899,552,246,712
  5. Step 5: Solve for x
    x = 39,262,899,552,246,712/228,782,034.88
  6. Step 6: Final answer
    x = 171,617,057.14

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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.