Home / 78,735,631.22-118,093,077.84-23,402,285

Finding the Fourth Proportional to 78,735,631.22, 118,093,077.84 and 23,402,285

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Solution

The fourth proportional to 78,735,631.22, 118,093,077.84 and 23,402,285 is: 35,100,345.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,735,631.22 : 118,093,077.84 = 23,402,285 : x
  2. Step 2: Convert to fraction form
    78,735,631.22/118,093,077.84 = 23,402,285/x
  3. Step 3: Cross multiply
    78,735,631.22x = 118,093,077.84 × 23,402,285
  4. Step 4: Simplify right side
    78,735,631.22x = 2,763,647,864,138,864.50
  5. Step 5: Solve for x
    x = 2,763,647,864,138,864.50/78,735,631.22
  6. Step 6: Final answer
    x = 35,100,345.57

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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.