Home / 12,638,861,093.16-17,441,414,555.22-6,999,955,875.36

Finding the Fourth Proportional to 12,638,861,093.16, 17,441,414,555.22 and 6,999,955,875.36

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Solution

The fourth proportional to 12,638,861,093.16, 17,441,414,555.22 and 6,999,955,875.36 is: 9,659,820,722.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,638,861,093.16 : 17,441,414,555.22 = 6,999,955,875.36 : x
  2. Step 2: Convert to fraction form
    12,638,861,093.16/17,441,414,555.22 = 6,999,955,875.36/x
  3. Step 3: Cross multiply
    12,638,861,093.16x = 17,441,414,555.22 × 6,999,955,875.36
  4. Step 4: Simplify right side
    12,638,861,093.16x = 122,089,132,290,401,665,024
  5. Step 5: Solve for x
    x = 122,089,132,290,401,665,024/12,638,861,093.16
  6. Step 6: Final answer
    x = 9,659,820,722.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.