Home / 56,808,212.60-85,212,318.90-36,400,878.20

Finding the Fourth Proportional to 56,808,212.60, 85,212,318.90 and 36,400,878.20

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Solution

The fourth proportional to 56,808,212.60, 85,212,318.90 and 36,400,878.20 is: 54,601,317.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,808,212.60 : 85,212,318.90 = 36,400,878.20 : x
  2. Step 2: Convert to fraction form
    56,808,212.60/85,212,318.90 = 36,400,878.20/x
  3. Step 3: Cross multiply
    56,808,212.60x = 85,212,318.90 × 36,400,878.20
  4. Step 4: Simplify right side
    56,808,212.60x = 3,101,803,241,418,458.50
  5. Step 5: Solve for x
    x = 3,101,803,241,418,458.50/56,808,212.60
  6. Step 6: Final answer
    x = 54,601,317.30

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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.