Home / 215,206,373,438.67-296,983,030,406.53-117,548,076,659.55

Finding the Fourth Proportional to 215,206,373,438.67, 296,983,030,406.53 and 117,548,076,659.55

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Solution

The fourth proportional to 215,206,373,438.67, 296,983,030,406.53 and 117,548,076,659.55 is: 162,215,381,761.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,206,373,438.67 : 296,983,030,406.53 = 117,548,076,659.55 : x
  2. Step 2: Convert to fraction form
    215,206,373,438.67/296,983,030,406.53 = 117,548,076,659.55/x
  3. Step 3: Cross multiply
    215,206,373,438.67x = 296,983,030,406.53 × 117,548,076,659.55
  4. Step 4: Simplify right side
    215,206,373,438.67x = 34,909,784,024,812,261,212,160
  5. Step 5: Solve for x
    x = 34,909,784,024,812,261,212,160/215,206,373,438.67
  6. Step 6: Final answer
    x = 162,215,381,761.27

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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.