Home / 122,620,774,380.48-183,930,389,755.20-65,987,314,364.16

Finding the Fourth Proportional to 122,620,774,380.48, 183,930,389,755.20 and 65,987,314,364.16

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Solution

The fourth proportional to 122,620,774,380.48, 183,930,389,755.20 and 65,987,314,364.16 is: 98,980,556,200.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,620,774,380.48 : 183,930,389,755.20 = 65,987,314,364.16 : x
  2. Step 2: Convert to fraction form
    122,620,774,380.48/183,930,389,755.20 = 65,987,314,364.16/x
  3. Step 3: Cross multiply
    122,620,774,380.48x = 183,930,389,755.20 × 65,987,314,364.16
  4. Step 4: Simplify right side
    122,620,774,380.48x = 12,137,072,449,898,858,676,224
  5. Step 5: Solve for x
    x = 12,137,072,449,898,858,676,224/122,620,774,380.48
  6. Step 6: Final answer
    x = 98,980,556,200.36

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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.