Home / 121,242,333.35-181,892,182.53-39,361,053.35

Finding the Fourth Proportional to 121,242,333.35, 181,892,182.53 and 39,361,053.35

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Solution

The fourth proportional to 121,242,333.35, 181,892,182.53 and 39,361,053.35 is: 59,050,891.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,242,333.35 : 181,892,182.53 = 39,361,053.35 : x
  2. Step 2: Convert to fraction form
    121,242,333.35/181,892,182.53 = 39,361,053.35/x
  3. Step 3: Cross multiply
    121,242,333.35x = 181,892,182.53 × 39,361,053.35
  4. Step 4: Simplify right side
    121,242,333.35x = 7,159,467,900,511,268
  5. Step 5: Solve for x
    x = 7,159,467,900,511,268/121,242,333.35
  6. Step 6: Final answer
    x = 59,050,891.74

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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.