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Finding the Third Proportional to 119,319,894 and 188,642,007

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Solution

The third proportional to 119,319,894 and 188,642,007 is: 298,238,672.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,319,894 : 188,642,007 = 188,642,007 : x
  2. Step 2: Convert to fraction form
    119,319,894/188,642,007 = 188,642,007/x
  3. Step 3: Cross multiply
    119,319,894x = 188,642,007 × 188,642,007
  4. Step 4: Simplify right side
    119,319,894x = 35,585,806,804,988,048
  5. Step 5: Solve for x
    x = 35,585,806,804,988,048/119,319,894
  6. Step 6: Final answer
    x = 298,238,672.63

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.