Home / 56,160,120.60-78,850,917-56,160,120.60

Finding the Fourth Proportional to 56,160,120.60, 78,850,917 and 56,160,120.60

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Solution

The fourth proportional to 56,160,120.60, 78,850,917 and 56,160,120.60 is: 78,850,917

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,160,120.60 : 78,850,917 = 56,160,120.60 : x
  2. Step 2: Convert to fraction form
    56,160,120.60/78,850,917 = 56,160,120.60/x
  3. Step 3: Cross multiply
    56,160,120.60x = 78,850,917 × 56,160,120.60
  4. Step 4: Simplify right side
    56,160,120.60x = 4,428,277,008,140,590.50
  5. Step 5: Solve for x
    x = 4,428,277,008,140,590.50/56,160,120.60
  6. Step 6: Final answer
    x = 78,850,917

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.