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Finding the Third Proportional to 743,494,312 and 1,124,819,472

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Solution

The third proportional to 743,494,312 and 1,124,819,472 is: 1,701,719,601.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,494,312 : 1,124,819,472 = 1,124,819,472 : x
  2. Step 2: Convert to fraction form
    743,494,312/1,124,819,472 = 1,124,819,472/x
  3. Step 3: Cross multiply
    743,494,312x = 1,124,819,472 × 1,124,819,472
  4. Step 4: Simplify right side
    743,494,312x = 1,265,218,844,590,358,784
  5. Step 5: Solve for x
    x = 1,265,218,844,590,358,784/743,494,312
  6. Step 6: Final answer
    x = 1,701,719,601.84

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.