Home / 117,504,003.60-176,256,005.40-85,255,376.40

Finding the Fourth Proportional to 117,504,003.60, 176,256,005.40 and 85,255,376.40

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Solution

The fourth proportional to 117,504,003.60, 176,256,005.40 and 85,255,376.40 is: 127,883,064.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,504,003.60 : 176,256,005.40 = 85,255,376.40 : x
  2. Step 2: Convert to fraction form
    117,504,003.60/176,256,005.40 = 85,255,376.40/x
  3. Step 3: Cross multiply
    117,504,003.60x = 176,256,005.40 × 85,255,376.40
  4. Step 4: Simplify right side
    117,504,003.60x = 15,026,772,083,137,434
  5. Step 5: Solve for x
    x = 15,026,772,083,137,434/117,504,003.60
  6. Step 6: Final answer
    x = 127,883,064.60

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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.