Home / 159,795,162,924.96-220,515,569,280.18-86,549,571,388.92

Finding the Fourth Proportional to 159,795,162,924.96, 220,515,569,280.18 and 86,549,571,388.92

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Solution

The fourth proportional to 159,795,162,924.96, 220,515,569,280.18 and 86,549,571,388.92 is: 119,437,457,657.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,795,162,924.96 : 220,515,569,280.18 = 86,549,571,388.92 : x
  2. Step 2: Convert to fraction form
    159,795,162,924.96/220,515,569,280.18 = 86,549,571,388.92/x
  3. Step 3: Cross multiply
    159,795,162,924.96x = 220,515,569,280.18 × 86,549,571,388.92
  4. Step 4: Simplify right side
    159,795,162,924.96x = 19,085,528,005,783,270,195,200
  5. Step 5: Solve for x
    x = 19,085,528,005,783,270,195,200/159,795,162,924.96
  6. Step 6: Final answer
    x = 119,437,457,657.88

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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.