Home / 100,642,898.71-150,926,968.80-35,047,191.43

Finding the Fourth Proportional to 100,642,898.71, 150,926,968.80 and 35,047,191.43

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Solution

The fourth proportional to 100,642,898.71, 150,926,968.80 and 35,047,191.43 is: 52,557,770.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,642,898.71 : 150,926,968.80 = 35,047,191.43 : x
  2. Step 2: Convert to fraction form
    100,642,898.71/150,926,968.80 = 35,047,191.43/x
  3. Step 3: Cross multiply
    100,642,898.71x = 150,926,968.80 × 35,047,191.43
  4. Step 4: Simplify right side
    100,642,898.71x = 5,289,566,367,860,555
  5. Step 5: Solve for x
    x = 5,289,566,367,860,555/100,642,898.71
  6. Step 6: Final answer
    x = 52,557,770.45

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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.