Home / 142,122,449,981.50-316,021,451,318.50

Finding the Third Proportional to 142,122,449,981.50 and 316,021,451,318.50

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Solution

The third proportional to 142,122,449,981.50 and 316,021,451,318.50 is: 702,700,788,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,122,449,981.50 : 316,021,451,318.50 = 316,021,451,318.50 : x
  2. Step 2: Convert to fraction form
    142,122,449,981.50/316,021,451,318.50 = 316,021,451,318.50/x
  3. Step 3: Cross multiply
    142,122,449,981.50x = 316,021,451,318.50 × 316,021,451,318.50
  4. Step 4: Simplify right side
    142,122,449,981.50x = 99,869,557,693,451,071,389,696
  5. Step 5: Solve for x
    x = 99,869,557,693,451,071,389,696/142,122,449,981.50
  6. Step 6: Final answer
    x = 702,700,788,696.30

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.