Home / 213,213,329,508.98-319,819,974,842.64-93,830,654,002.88

Finding the Fourth Proportional to 213,213,329,508.98, 319,819,974,842.64 and 93,830,654,002.88

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Solution

The fourth proportional to 213,213,329,508.98, 319,819,974,842.64 and 93,830,654,002.88 is: 140,745,972,457.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,213,329,508.98 : 319,819,974,842.64 = 93,830,654,002.88 : x
  2. Step 2: Convert to fraction form
    213,213,329,508.98/319,819,974,842.64 = 93,830,654,002.88/x
  3. Step 3: Cross multiply
    213,213,329,508.98x = 319,819,974,842.64 × 93,830,654,002.88
  4. Step 4: Simplify right side
    213,213,329,508.98x = 30,008,917,402,669,543,325,696
  5. Step 5: Solve for x
    x = 30,008,917,402,669,543,325,696/213,213,329,508.98
  6. Step 6: Final answer
    x = 140,745,972,457.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.