Home / 286,170,883.20-429,256,324.80-267,039,007.20

Finding the Fourth Proportional to 286,170,883.20, 429,256,324.80 and 267,039,007.20

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Solution

The fourth proportional to 286,170,883.20, 429,256,324.80 and 267,039,007.20 is: 400,558,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,170,883.20 : 429,256,324.80 = 267,039,007.20 : x
  2. Step 2: Convert to fraction form
    286,170,883.20/429,256,324.80 = 267,039,007.20/x
  3. Step 3: Cross multiply
    286,170,883.20x = 429,256,324.80 × 267,039,007.20
  4. Step 4: Simplify right side
    286,170,883.20x = 114,628,182,808,912,736
  5. Step 5: Solve for x
    x = 114,628,182,808,912,736/286,170,883.20
  6. Step 6: Final answer
    x = 400,558,510.80

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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.