Home / 286,268,743.20-429,403,114.80-241,926,880.80

Finding the Fourth Proportional to 286,268,743.20, 429,403,114.80 and 241,926,880.80

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Solution

The fourth proportional to 286,268,743.20, 429,403,114.80 and 241,926,880.80 is: 362,890,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,268,743.20 : 429,403,114.80 = 241,926,880.80 : x
  2. Step 2: Convert to fraction form
    286,268,743.20/429,403,114.80 = 241,926,880.80/x
  3. Step 3: Cross multiply
    286,268,743.20x = 429,403,114.80 × 241,926,880.80
  4. Step 4: Simplify right side
    286,268,743.20x = 103,884,156,169,368,320
  5. Step 5: Solve for x
    x = 103,884,156,169,368,320/286,268,743.20
  6. Step 6: Final answer
    x = 362,890,321.20

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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.