Home / 159,795,162,926.96-220,515,569,282.94-86,549,571,390.92

Finding the Fourth Proportional to 159,795,162,926.96, 220,515,569,282.94 and 86,549,571,390.92

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Solution

The fourth proportional to 159,795,162,926.96, 220,515,569,282.94 and 86,549,571,390.92 is: 119,437,457,660.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,795,162,926.96 : 220,515,569,282.94 = 86,549,571,390.92 : x
  2. Step 2: Convert to fraction form
    159,795,162,926.96/220,515,569,282.94 = 86,549,571,390.92/x
  3. Step 3: Cross multiply
    159,795,162,926.96x = 220,515,569,282.94 × 86,549,571,390.92
  4. Step 4: Simplify right side
    159,795,162,926.96x = 19,085,528,006,463,179,456,512
  5. Step 5: Solve for x
    x = 19,085,528,006,463,179,456,512/159,795,162,926.96
  6. Step 6: Final answer
    x = 119,437,457,660.64

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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.