Home / 78,732,464.40-118,098,696.60-44,295,087.60

Finding the Fourth Proportional to 78,732,464.40, 118,098,696.60 and 44,295,087.60

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Solution

The fourth proportional to 78,732,464.40, 118,098,696.60 and 44,295,087.60 is: 66,442,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,732,464.40 : 118,098,696.60 = 44,295,087.60 : x
  2. Step 2: Convert to fraction form
    78,732,464.40/118,098,696.60 = 44,295,087.60/x
  3. Step 3: Cross multiply
    78,732,464.40x = 118,098,696.60 × 44,295,087.60
  4. Step 4: Simplify right side
    78,732,464.40x = 5,231,192,111,342,822
  5. Step 5: Solve for x
    x = 5,231,192,111,342,822/78,732,464.40
  6. Step 6: Final answer
    x = 66,442,631.40

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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.