Home / 78,991,959.07-118,445,333.41-35,837,618.23

Finding the Fourth Proportional to 78,991,959.07, 118,445,333.41 and 35,837,618.23

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Solution

The fourth proportional to 78,991,959.07, 118,445,333.41 and 35,837,618.23 is: 53,737,097.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,991,959.07 : 118,445,333.41 = 35,837,618.23 : x
  2. Step 2: Convert to fraction form
    78,991,959.07/118,445,333.41 = 35,837,618.23/x
  3. Step 3: Cross multiply
    78,991,959.07x = 118,445,333.41 × 35,837,618.23
  4. Step 4: Simplify right side
    78,991,959.07x = 4,244,798,639,101,229.50
  5. Step 5: Solve for x
    x = 4,244,798,639,101,229.50/78,991,959.07
  6. Step 6: Final answer
    x = 53,737,097.92

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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.