Home / 117,415,081.60-176,122,622.40-31,153,321.60

Finding the Fourth Proportional to 117,415,081.60, 176,122,622.40 and 31,153,321.60

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Solution

The fourth proportional to 117,415,081.60, 176,122,622.40 and 31,153,321.60 is: 46,729,982.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,415,081.60 : 176,122,622.40 = 31,153,321.60 : x
  2. Step 2: Convert to fraction form
    117,415,081.60/176,122,622.40 = 31,153,321.60/x
  3. Step 3: Cross multiply
    117,415,081.60x = 176,122,622.40 × 31,153,321.60
  4. Step 4: Simplify right side
    117,415,081.60x = 5,486,804,696,662,564
  5. Step 5: Solve for x
    x = 5,486,804,696,662,564/117,415,081.60
  6. Step 6: Final answer
    x = 46,729,982.40

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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.