Home / 19,985,365,810,307-27,569,654,614,012-13,052,662,121,489

Finding the Fourth Proportional to 19,985,365,810,307, 27,569,654,614,012 and 13,052,662,121,489

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Solution

The fourth proportional to 19,985,365,810,307, 27,569,654,614,012 and 13,052,662,121,489 is: 18,006,044,517,697.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,985,365,810,307 : 27,569,654,614,012 = 13,052,662,121,489 : x
  2. Step 2: Convert to fraction form
    19,985,365,810,307/27,569,654,614,012 = 13,052,662,121,489/x
  3. Step 3: Cross multiply
    19,985,365,810,307x = 27,569,654,614,012 × 13,052,662,121,489
  4. Step 4: Simplify right side
    19,985,365,810,307x = 359,857,386,482,848,858,692,911,104
  5. Step 5: Solve for x
    x = 359,857,386,482,848,858,692,911,104/19,985,365,810,307
  6. Step 6: Final answer
    x = 18,006,044,517,697.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.