Home / 156,135,670,395.14-215,387,926,674.86-101,973,922,826.23

Finding the Fourth Proportional to 156,135,670,395.14, 215,387,926,674.86 and 101,973,922,826.23

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Solution

The fourth proportional to 156,135,670,395.14, 215,387,926,674.86 and 101,973,922,826.23 is: 140,672,222,797.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,135,670,395.14 : 215,387,926,674.86 = 101,973,922,826.23 : x
  2. Step 2: Convert to fraction form
    156,135,670,395.14/215,387,926,674.86 = 101,973,922,826.23/x
  3. Step 3: Cross multiply
    156,135,670,395.14x = 215,387,926,674.86 × 101,973,922,826.23
  4. Step 4: Simplify right side
    156,135,670,395.14x = 21,963,951,812,443,858,010,112
  5. Step 5: Solve for x
    x = 21,963,951,812,443,858,010,112/156,135,670,395.14
  6. Step 6: Final answer
    x = 140,672,222,797.38

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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.