Home / 489,033,056,010.32-733,884,659,143.80-170,679,254,679.58

Finding the Fourth Proportional to 489,033,056,010.32, 733,884,659,143.80 and 170,679,254,679.58

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Solution

The fourth proportional to 489,033,056,010.32, 733,884,659,143.80 and 170,679,254,679.58 is: 256,135,827,842.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,033,056,010.32 : 733,884,659,143.80 = 170,679,254,679.58 : x
  2. Step 2: Convert to fraction form
    489,033,056,010.32/733,884,659,143.80 = 170,679,254,679.58/x
  3. Step 3: Cross multiply
    489,033,056,010.32x = 733,884,659,143.80 × 170,679,254,679.58
  4. Step 4: Simplify right side
    489,033,056,010.32x = 125,258,886,643,441,400,283,136
  5. Step 5: Solve for x
    x = 125,258,886,643,441,400,283,136/489,033,056,010.32
  6. Step 6: Final answer
    x = 256,135,827,842.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.