Home / 30,280,695.75-66,617,194.50

Finding the Third Proportional to 30,280,695.75 and 66,617,194.50

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Solution

The third proportional to 30,280,695.75 and 66,617,194.50 is: 146,557,088.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,280,695.75 : 66,617,194.50 = 66,617,194.50 : x
  2. Step 2: Convert to fraction form
    30,280,695.75/66,617,194.50 = 66,617,194.50/x
  3. Step 3: Cross multiply
    30,280,695.75x = 66,617,194.50 × 66,617,194.50
  4. Step 4: Simplify right side
    30,280,695.75x = 4,437,850,603,050,830
  5. Step 5: Solve for x
    x = 4,437,850,603,050,830/30,280,695.75
  6. Step 6: Final answer
    x = 146,557,088.37

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.