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Finding the Third Proportional to 66,347,672.06 and 103,852,800.84

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Solution

The third proportional to 66,347,672.06 and 103,852,800.84 is: 162,558,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,347,672.06 : 103,852,800.84 = 103,852,800.84 : x
  2. Step 2: Convert to fraction form
    66,347,672.06/103,852,800.84 = 103,852,800.84/x
  3. Step 3: Cross multiply
    66,347,672.06x = 103,852,800.84 × 103,852,800.84
  4. Step 4: Simplify right side
    66,347,672.06x = 10,785,404,243,091,600
  5. Step 5: Solve for x
    x = 10,785,404,243,091,600/66,347,672.06
  6. Step 6: Final answer
    x = 162,558,894.80

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.