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Finding the Third Proportional to 87,271,075.50 and 130,149,808.50

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Solution

The third proportional to 87,271,075.50 and 130,149,808.50 is: 194,096,068.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,271,075.50 : 130,149,808.50 = 130,149,808.50 : x
  2. Step 2: Convert to fraction form
    87,271,075.50/130,149,808.50 = 130,149,808.50/x
  3. Step 3: Cross multiply
    87,271,075.50x = 130,149,808.50 × 130,149,808.50
  4. Step 4: Simplify right side
    87,271,075.50x = 16,938,972,652,586,672
  5. Step 5: Solve for x
    x = 16,938,972,652,586,672/87,271,075.50
  6. Step 6: Final answer
    x = 194,096,068.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.