Home / 169,488,038.40-254,232,057.60-131,224,286.40

Finding the Fourth Proportional to 169,488,038.40, 254,232,057.60 and 131,224,286.40

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Solution

The fourth proportional to 169,488,038.40, 254,232,057.60 and 131,224,286.40 is: 196,836,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,488,038.40 : 254,232,057.60 = 131,224,286.40 : x
  2. Step 2: Convert to fraction form
    169,488,038.40/254,232,057.60 = 131,224,286.40/x
  3. Step 3: Cross multiply
    169,488,038.40x = 254,232,057.60 × 131,224,286.40
  4. Step 4: Simplify right side
    169,488,038.40x = 33,361,420,338,563,696
  5. Step 5: Solve for x
    x = 33,361,420,338,563,696/169,488,038.40
  6. Step 6: Final answer
    x = 196,836,429.60

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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.