Home / 483,539,811.09-667,287,199.02-274,707,412.94

Finding the Fourth Proportional to 483,539,811.09, 667,287,199.02 and 274,707,412.94

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Solution

The fourth proportional to 483,539,811.09, 667,287,199.02 and 274,707,412.94 is: 379,097,513.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,539,811.09 : 667,287,199.02 = 274,707,412.94 : x
  2. Step 2: Convert to fraction form
    483,539,811.09/667,287,199.02 = 274,707,412.94/x
  3. Step 3: Cross multiply
    483,539,811.09x = 667,287,199.02 × 274,707,412.94
  4. Step 4: Simplify right side
    483,539,811.09x = 183,308,740,127,426,656
  5. Step 5: Solve for x
    x = 183,308,740,127,426,656/483,539,811.09
  6. Step 6: Final answer
    x = 379,097,513.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.