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Finding the Third Proportional to 30,182,043 and 65,468,128.50

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Solution

The third proportional to 30,182,043 and 65,468,128.50 is: 142,007,479.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,182,043 : 65,468,128.50 = 65,468,128.50 : x
  2. Step 2: Convert to fraction form
    30,182,043/65,468,128.50 = 65,468,128.50/x
  3. Step 3: Cross multiply
    30,182,043x = 65,468,128.50 × 65,468,128.50
  4. Step 4: Simplify right side
    30,182,043x = 4,286,075,849,292,512
  5. Step 5: Solve for x
    x = 4,286,075,849,292,512/30,182,043
  6. Step 6: Final answer
    x = 142,007,479.39

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.