Home / 57,030,108.76-78,684,355.02-34,980,949.72

Finding the Fourth Proportional to 57,030,108.76, 78,684,355.02 and 34,980,949.72

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Solution

The fourth proportional to 57,030,108.76, 78,684,355.02 and 34,980,949.72 is: 48,263,163.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,030,108.76 : 78,684,355.02 = 34,980,949.72 : x
  2. Step 2: Convert to fraction form
    57,030,108.76/78,684,355.02 = 34,980,949.72/x
  3. Step 3: Cross multiply
    57,030,108.76x = 78,684,355.02 × 34,980,949.72
  4. Step 4: Simplify right side
    57,030,108.76x = 2,752,453,466,705,249.50
  5. Step 5: Solve for x
    x = 2,752,453,466,705,249.50/57,030,108.76
  6. Step 6: Final answer
    x = 48,263,163.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.