Home / 118,105,251.20-177,157,876.80-113,003,417.60

Finding the Fourth Proportional to 118,105,251.20, 177,157,876.80 and 113,003,417.60

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Solution

The fourth proportional to 118,105,251.20, 177,157,876.80 and 113,003,417.60 is: 169,505,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,105,251.20 : 177,157,876.80 = 113,003,417.60 : x
  2. Step 2: Convert to fraction form
    118,105,251.20/177,157,876.80 = 113,003,417.60/x
  3. Step 3: Cross multiply
    118,105,251.20x = 177,157,876.80 × 113,003,417.60
  4. Step 4: Simplify right side
    118,105,251.20x = 20,019,445,533,159,752
  5. Step 5: Solve for x
    x = 20,019,445,533,159,752/118,105,251.20
  6. Step 6: Final answer
    x = 169,505,126.40

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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.