Home / 304,722,000.40-457,083,000.60-219,266,287.60

Finding the Fourth Proportional to 304,722,000.40, 457,083,000.60 and 219,266,287.60

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Solution

The fourth proportional to 304,722,000.40, 457,083,000.60 and 219,266,287.60 is: 328,899,431.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,722,000.40 : 457,083,000.60 = 219,266,287.60 : x
  2. Step 2: Convert to fraction form
    304,722,000.40/457,083,000.60 = 219,266,287.60/x
  3. Step 3: Cross multiply
    304,722,000.40x = 457,083,000.60 × 219,266,287.60
  4. Step 4: Simplify right side
    304,722,000.40x = 100,222,892,666,630,576
  5. Step 5: Solve for x
    x = 100,222,892,666,630,576/304,722,000.40
  6. Step 6: Final answer
    x = 328,899,431.40

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1.5x scale

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.