Home / 12,415,061,212.14-17,155,195,526.64-8,840,562,392.07

Finding the Fourth Proportional to 12,415,061,212.14, 17,155,195,526.64 and 8,840,562,392.07

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Solution

The fourth proportional to 12,415,061,212.14, 17,155,195,526.64 and 8,840,562,392.07 is: 12,215,934,646.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,415,061,212.14 : 17,155,195,526.64 = 8,840,562,392.07 : x
  2. Step 2: Convert to fraction form
    12,415,061,212.14/17,155,195,526.64 = 8,840,562,392.07/x
  3. Step 3: Cross multiply
    12,415,061,212.14x = 17,155,195,526.64 × 8,840,562,392.07
  4. Step 4: Simplify right side
    12,415,061,212.14x = 151,661,576,401,421,074,432
  5. Step 5: Solve for x
    x = 151,661,576,401,421,074,432/12,415,061,212.14
  6. Step 6: Final answer
    x = 12,215,934,646.63

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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.