Home / 121,254,416.98-181,878,999.35-33,813,600.84

Finding the Fourth Proportional to 121,254,416.98, 181,878,999.35 and 33,813,600.84

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Solution

The fourth proportional to 121,254,416.98, 181,878,999.35 and 33,813,600.84 is: 50,719,668.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,254,416.98 : 181,878,999.35 = 33,813,600.84 : x
  2. Step 2: Convert to fraction form
    121,254,416.98/181,878,999.35 = 33,813,600.84/x
  3. Step 3: Cross multiply
    121,254,416.98x = 181,878,999.35 × 33,813,600.84
  4. Step 4: Simplify right side
    121,254,416.98x = 6,149,983,884,290,124
  5. Step 5: Solve for x
    x = 6,149,983,884,290,124/121,254,416.98
  6. Step 6: Final answer
    x = 50,719,668.92

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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.