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Finding the Third Proportional to 173,312,700,643 and 377,393,542,508

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Solution

The third proportional to 173,312,700,643 and 377,393,542,508 is: 821,785,624,471.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,312,700,643 : 377,393,542,508 = 377,393,542,508 : x
  2. Step 2: Convert to fraction form
    173,312,700,643/377,393,542,508 = 377,393,542,508/x
  3. Step 3: Cross multiply
    173,312,700,643x = 377,393,542,508 × 377,393,542,508
  4. Step 4: Simplify right side
    173,312,700,643x = 142,425,885,926,737,609,490,432
  5. Step 5: Solve for x
    x = 142,425,885,926,737,609,490,432/173,312,700,643
  6. Step 6: Final answer
    x = 821,785,624,471.43

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.