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Finding the Third Proportional to 911,107,559.52 and 1,360,690,931.80

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Solution

The third proportional to 911,107,559.52 and 1,360,690,931.80 is: 2,032,119,910.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,107,559.52 : 1,360,690,931.80 = 1,360,690,931.80 : x
  2. Step 2: Convert to fraction form
    911,107,559.52/1,360,690,931.80 = 1,360,690,931.80/x
  3. Step 3: Cross multiply
    911,107,559.52x = 1,360,690,931.80 × 1,360,690,931.80
  4. Step 4: Simplify right side
    911,107,559.52x = 1,851,479,811,881,119,744
  5. Step 5: Solve for x
    x = 1,851,479,811,881,119,744/911,107,559.52
  6. Step 6: Final answer
    x = 2,032,119,910.03

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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.