Home / 57,958,538.20-86,937,807.30-40,952,426.20

Finding the Fourth Proportional to 57,958,538.20, 86,937,807.30 and 40,952,426.20

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Solution

The fourth proportional to 57,958,538.20, 86,937,807.30 and 40,952,426.20 is: 61,428,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,958,538.20 : 86,937,807.30 = 40,952,426.20 : x
  2. Step 2: Convert to fraction form
    57,958,538.20/86,937,807.30 = 40,952,426.20/x
  3. Step 3: Cross multiply
    57,958,538.20x = 86,937,807.30 × 40,952,426.20
  4. Step 4: Simplify right side
    57,958,538.20x = 3,560,314,137,443,071.50
  5. Step 5: Solve for x
    x = 3,560,314,137,443,071.50/57,958,538.20
  6. Step 6: Final answer
    x = 61,428,639.30

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Double scale
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Similar ratio
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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.