Home / 86,218,653,783.08-118,980,475,973.89-48,157,416,233.48

Finding the Fourth Proportional to 86,218,653,783.08, 118,980,475,973.89 and 48,157,416,233.48

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Solution

The fourth proportional to 86,218,653,783.08, 118,980,475,973.89 and 48,157,416,233.48 is: 66,456,527,140.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,218,653,783.08 : 118,980,475,973.89 = 48,157,416,233.48 : x
  2. Step 2: Convert to fraction form
    86,218,653,783.08/118,980,475,973.89 = 48,157,416,233.48/x
  3. Step 3: Cross multiply
    86,218,653,783.08x = 118,980,475,973.89 × 48,157,416,233.48
  4. Step 4: Simplify right side
    86,218,653,783.08x = 5,729,792,305,131,592,613,888
  5. Step 5: Solve for x
    x = 5,729,792,305,131,592,613,888/86,218,653,783.08
  6. Step 6: Final answer
    x = 66,456,527,140.26

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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.