Home / 213,213,329,515.98-319,819,974,853.14-93,830,654,009.88

Finding the Fourth Proportional to 213,213,329,515.98, 319,819,974,853.14 and 93,830,654,009.88

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Solution

The fourth proportional to 213,213,329,515.98, 319,819,974,853.14 and 93,830,654,009.88 is: 140,745,972,468.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,213,329,515.98 : 319,819,974,853.14 = 93,830,654,009.88 : x
  2. Step 2: Convert to fraction form
    213,213,329,515.98/319,819,974,853.14 = 93,830,654,009.88/x
  3. Step 3: Cross multiply
    213,213,329,515.98x = 319,819,974,853.14 × 93,830,654,009.88
  4. Step 4: Simplify right side
    213,213,329,515.98x = 30,008,917,405,893,503,483,904
  5. Step 5: Solve for x
    x = 30,008,917,405,893,503,483,904/213,213,329,515.98
  6. Step 6: Final answer
    x = 140,745,972,468.13

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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.