Home / 30,280,712.63-66,617,228.25

Finding the Third Proportional to 30,280,712.63 and 66,617,228.25

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Solution

The third proportional to 30,280,712.63 and 66,617,228.25 is: 146,557,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,280,712.63 : 66,617,228.25 = 66,617,228.25 : x
  2. Step 2: Convert to fraction form
    30,280,712.63/66,617,228.25 = 66,617,228.25/x
  3. Step 3: Cross multiply
    30,280,712.63x = 66,617,228.25 × 66,617,228.25
  4. Step 4: Simplify right side
    30,280,712.63x = 4,437,855,099,712,598
  5. Step 5: Solve for x
    x = 4,437,855,099,712,598/30,280,712.63
  6. Step 6: Final answer
    x = 146,557,155.20

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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.