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Finding the Third Proportional to 410,430,488.63 and 902,946,268.69

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Solution

The third proportional to 410,430,488.63 and 902,946,268.69 is: 1,986,480,017.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,430,488.63 : 902,946,268.69 = 902,946,268.69 : x
  2. Step 2: Convert to fraction form
    410,430,488.63/902,946,268.69 = 902,946,268.69/x
  3. Step 3: Cross multiply
    410,430,488.63x = 902,946,268.69 × 902,946,268.69
  4. Step 4: Simplify right side
    410,430,488.63x = 815,311,964,136,678,912
  5. Step 5: Solve for x
    x = 815,311,964,136,678,912/410,430,488.63
  6. Step 6: Final answer
    x = 1,986,480,017.28

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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.