Home / 242,959,338.40-364,470,975.60-89,713,040.80

Finding the Fourth Proportional to 242,959,338.40, 364,470,975.60 and 89,713,040.80

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Solution

The fourth proportional to 242,959,338.40, 364,470,975.60 and 89,713,040.80 is: 134,581,365.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,959,338.40 : 364,470,975.60 = 89,713,040.80 : x
  2. Step 2: Convert to fraction form
    242,959,338.40/364,470,975.60 = 89,713,040.80/x
  3. Step 3: Cross multiply
    242,959,338.40x = 364,470,975.60 × 89,713,040.80
  4. Step 4: Simplify right side
    242,959,338.40x = 32,697,799,504,418,604
  5. Step 5: Solve for x
    x = 32,697,799,504,418,604/242,959,338.40
  6. Step 6: Final answer
    x = 134,581,365.42

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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.