Home / 299,009,807.40-448,514,711.10-226,450,396.20

Finding the Fourth Proportional to 299,009,807.40, 448,514,711.10 and 226,450,396.20

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Solution

The fourth proportional to 299,009,807.40, 448,514,711.10 and 226,450,396.20 is: 339,675,594.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,009,807.40 : 448,514,711.10 = 226,450,396.20 : x
  2. Step 2: Convert to fraction form
    299,009,807.40/448,514,711.10 = 226,450,396.20/x
  3. Step 3: Cross multiply
    299,009,807.40x = 448,514,711.10 × 226,450,396.20
  4. Step 4: Simplify right side
    299,009,807.40x = 101,566,334,030,123,536
  5. Step 5: Solve for x
    x = 101,566,334,030,123,536/299,009,807.40
  6. Step 6: Final answer
    x = 339,675,594.30

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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.