Home / 57,240,189.80-85,860,284.70-34,281,938.60

Finding the Fourth Proportional to 57,240,189.80, 85,860,284.70 and 34,281,938.60

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Solution

The fourth proportional to 57,240,189.80, 85,860,284.70 and 34,281,938.60 is: 51,422,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,240,189.80 : 85,860,284.70 = 34,281,938.60 : x
  2. Step 2: Convert to fraction form
    57,240,189.80/85,860,284.70 = 34,281,938.60/x
  3. Step 3: Cross multiply
    57,240,189.80x = 85,860,284.70 × 34,281,938.60
  4. Step 4: Simplify right side
    57,240,189.80x = 2,943,457,008,263,919.50
  5. Step 5: Solve for x
    x = 2,943,457,008,263,919.50/57,240,189.80
  6. Step 6: Final answer
    x = 51,422,907.90

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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.