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Finding the Third Proportional to 302,756,130 and 662,829,156

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Solution

The third proportional to 302,756,130 and 662,829,156 is: 1,451,143,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,756,130 : 662,829,156 = 662,829,156 : x
  2. Step 2: Convert to fraction form
    302,756,130/662,829,156 = 662,829,156/x
  3. Step 3: Cross multiply
    302,756,130x = 662,829,156 × 662,829,156
  4. Step 4: Simplify right side
    302,756,130x = 439,342,490,043,672,320
  5. Step 5: Solve for x
    x = 439,342,490,043,672,320/302,756,130
  6. Step 6: Final answer
    x = 1,451,143,169.40

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.