Home / 78,879,794.20-118,319,691.30-44,867,570.20

Finding the Fourth Proportional to 78,879,794.20, 118,319,691.30 and 44,867,570.20

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Solution

The fourth proportional to 78,879,794.20, 118,319,691.30 and 44,867,570.20 is: 67,301,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,879,794.20 : 118,319,691.30 = 44,867,570.20 : x
  2. Step 2: Convert to fraction form
    78,879,794.20/118,319,691.30 = 44,867,570.20/x
  3. Step 3: Cross multiply
    78,879,794.20x = 118,319,691.30 × 44,867,570.20
  4. Step 4: Simplify right side
    78,879,794.20x = 5,308,717,055,445,079
  5. Step 5: Solve for x
    x = 5,308,717,055,445,079/78,879,794.20
  6. Step 6: Final answer
    x = 67,301,355.30

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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.