Home / 50,315,619.40-75,473,429.10-38,222,384.20

Finding the Fourth Proportional to 50,315,619.40, 75,473,429.10 and 38,222,384.20

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Solution

The fourth proportional to 50,315,619.40, 75,473,429.10 and 38,222,384.20 is: 57,333,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,315,619.40 : 75,473,429.10 = 38,222,384.20 : x
  2. Step 2: Convert to fraction form
    50,315,619.40/75,473,429.10 = 38,222,384.20/x
  3. Step 3: Cross multiply
    50,315,619.40x = 75,473,429.10 × 38,222,384.20
  4. Step 4: Simplify right side
    50,315,619.40x = 2,884,774,403,951,660
  5. Step 5: Solve for x
    x = 2,884,774,403,951,660/50,315,619.40
  6. Step 6: Final answer
    x = 57,333,576.30

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Similar ratio
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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.