Home / 42,768,025.20-64,096,050.60-17,188,095.60

Finding the Fourth Proportional to 42,768,025.20, 64,096,050.60 and 17,188,095.60

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Solution

The fourth proportional to 42,768,025.20, 64,096,050.60 and 17,188,095.60 is: 25,759,642.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,768,025.20 : 64,096,050.60 = 17,188,095.60 : x
  2. Step 2: Convert to fraction form
    42,768,025.20/64,096,050.60 = 17,188,095.60/x
  3. Step 3: Cross multiply
    42,768,025.20x = 64,096,050.60 × 17,188,095.60
  4. Step 4: Simplify right side
    42,768,025.20x = 1,101,689,045,295,237.50
  5. Step 5: Solve for x
    x = 1,101,689,045,295,237.50/42,768,025.20
  6. Step 6: Final answer
    x = 25,759,642.63

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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.