Home / 12,415,061,239.14-17,155,195,563.93-8,840,562,419.16

Finding the Fourth Proportional to 12,415,061,239.14, 17,155,195,563.93 and 8,840,562,419.16

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Solution

The fourth proportional to 12,415,061,239.14, 17,155,195,563.93 and 8,840,562,419.16 is: 12,215,934,684.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,415,061,239.14 : 17,155,195,563.93 = 8,840,562,419.16 : x
  2. Step 2: Convert to fraction form
    12,415,061,239.14/17,155,195,563.93 = 8,840,562,419.16/x
  3. Step 3: Cross multiply
    12,415,061,239.14x = 17,155,195,563.93 × 8,840,562,419.16
  4. Step 4: Simplify right side
    12,415,061,239.14x = 151,661,577,195,819,892,736
  5. Step 5: Solve for x
    x = 151,661,577,195,819,892,736/12,415,061,239.14
  6. Step 6: Final answer
    x = 12,215,934,684.05

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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.