Home / 188,453,025.70-282,698,200.95-65,612,443.30

Finding the Fourth Proportional to 188,453,025.70, 282,698,200.95 and 65,612,443.30

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Solution

The fourth proportional to 188,453,025.70, 282,698,200.95 and 65,612,443.30 is: 98,425,162.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,453,025.70 : 282,698,200.95 = 65,612,443.30 : x
  2. Step 2: Convert to fraction form
    188,453,025.70/282,698,200.95 = 65,612,443.30/x
  3. Step 3: Cross multiply
    188,453,025.70x = 282,698,200.95 × 65,612,443.30
  4. Step 4: Simplify right side
    188,453,025.70x = 18,548,519,680,843,880
  5. Step 5: Solve for x
    x = 18,548,519,680,843,880/188,453,025.70
  6. Step 6: Final answer
    x = 98,425,162.51

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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.