Home / 7,794,567,085.60-11,691,946,287.78-5,155,516,110.16

Finding the Fourth Proportional to 7,794,567,085.60, 11,691,946,287.78 and 5,155,516,110.16

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Solution

The fourth proportional to 7,794,567,085.60, 11,691,946,287.78 and 5,155,516,110.16 is: 7,733,337,436.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794,567,085.60 : 11,691,946,287.78 = 5,155,516,110.16 : x
  2. Step 2: Convert to fraction form
    7,794,567,085.60/11,691,946,287.78 = 5,155,516,110.16/x
  3. Step 3: Cross multiply
    7,794,567,085.60x = 11,691,946,287.78 × 5,155,516,110.16
  4. Step 4: Simplify right side
    7,794,567,085.60x = 60,278,017,445,775,196,160
  5. Step 5: Solve for x
    x = 60,278,017,445,775,196,160/7,794,567,085.60
  6. Step 6: Final answer
    x = 7,733,337,436.68

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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.