Home / 121,766,900.51-182,630,907.87-35,485,125

Finding the Fourth Proportional to 121,766,900.51, 182,630,907.87 and 35,485,125

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Solution

The fourth proportional to 121,766,900.51, 182,630,907.87 and 35,485,125 is: 53,222,021.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,766,900.51 : 182,630,907.87 = 35,485,125 : x
  2. Step 2: Convert to fraction form
    121,766,900.51/182,630,907.87 = 35,485,125/x
  3. Step 3: Cross multiply
    121,766,900.51x = 182,630,907.87 × 35,485,125
  4. Step 4: Simplify right side
    121,766,900.51x = 6,480,680,594,630,434
  5. Step 5: Solve for x
    x = 6,480,680,594,630,434/121,766,900.51
  6. Step 6: Final answer
    x = 53,222,021.48

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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.