Home / 78,393,744,015.35-117,590,616,023.02-78,393,744,015.35

Finding the Fourth Proportional to 78,393,744,015.35, 117,590,616,023.02 and 78,393,744,015.35

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Solution

The fourth proportional to 78,393,744,015.35, 117,590,616,023.02 and 78,393,744,015.35 is: 117,590,616,023.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,393,744,015.35 : 117,590,616,023.02 = 78,393,744,015.35 : x
  2. Step 2: Convert to fraction form
    78,393,744,015.35/117,590,616,023.02 = 78,393,744,015.35/x
  3. Step 3: Cross multiply
    78,393,744,015.35x = 117,590,616,023.02 × 78,393,744,015.35
  4. Step 4: Simplify right side
    78,393,744,015.35x = 9,218,368,651,115,945,263,104
  5. Step 5: Solve for x
    x = 9,218,368,651,115,945,263,104/78,393,744,015.35
  6. Step 6: Final answer
    x = 117,590,616,023.02

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1.5x scale

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.