Home / 86,218,653,784.08-118,980,475,975.27-48,157,416,234.48

Finding the Fourth Proportional to 86,218,653,784.08, 118,980,475,975.27 and 48,157,416,234.48

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Solution

The fourth proportional to 86,218,653,784.08, 118,980,475,975.27 and 48,157,416,234.48 is: 66,456,527,141.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,218,653,784.08 : 118,980,475,975.27 = 48,157,416,234.48 : x
  2. Step 2: Convert to fraction form
    86,218,653,784.08/118,980,475,975.27 = 48,157,416,234.48/x
  3. Step 3: Cross multiply
    86,218,653,784.08x = 118,980,475,975.27 × 48,157,416,234.48
  4. Step 4: Simplify right side
    86,218,653,784.08x = 5,729,792,305,317,030,133,760
  5. Step 5: Solve for x
    x = 5,729,792,305,317,030,133,760/86,218,653,784.08
  6. Step 6: Final answer
    x = 66,456,527,141.64

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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.