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Finding the Third Proportional to 66,118,467 and 154,397,455.50

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Solution

The third proportional to 66,118,467 and 154,397,455.50 is: 360,543,360.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,118,467 : 154,397,455.50 = 154,397,455.50 : x
  2. Step 2: Convert to fraction form
    66,118,467/154,397,455.50 = 154,397,455.50/x
  3. Step 3: Cross multiply
    66,118,467x = 154,397,455.50 × 154,397,455.50
  4. Step 4: Simplify right side
    66,118,467x = 23,838,574,264,874,480
  5. Step 5: Solve for x
    x = 23,838,574,264,874,480/66,118,467
  6. Step 6: Final answer
    x = 360,543,360.22

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.