Home / 260,814,860.40-391,222,290.60-184,287,356.40

Finding the Fourth Proportional to 260,814,860.40, 391,222,290.60 and 184,287,356.40

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Solution

The fourth proportional to 260,814,860.40, 391,222,290.60 and 184,287,356.40 is: 276,431,034.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,814,860.40 : 391,222,290.60 = 184,287,356.40 : x
  2. Step 2: Convert to fraction form
    260,814,860.40/391,222,290.60 = 184,287,356.40/x
  3. Step 3: Cross multiply
    260,814,860.40x = 391,222,290.60 × 184,287,356.40
  4. Step 4: Simplify right side
    260,814,860.40x = 72,097,321,699,426,576
  5. Step 5: Solve for x
    x = 72,097,321,699,426,576/260,814,860.40
  6. Step 6: Final answer
    x = 276,431,034.60

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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.