Home / 788,141,591,801.19-1,182,092,937,805.60-214,502,406,112.14

Finding the Fourth Proportional to 788,141,591,801.19, 1,182,092,937,805.60 and 214,502,406,112.14

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Solution

The fourth proportional to 788,141,591,801.19, 1,182,092,937,805.60 and 214,502,406,112.14 is: 321,721,099,413.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,141,591,801.19 : 1,182,092,937,805.60 = 214,502,406,112.14 : x
  2. Step 2: Convert to fraction form
    788,141,591,801.19/1,182,092,937,805.60 = 214,502,406,112.14/x
  3. Step 3: Cross multiply
    788,141,591,801.19x = 1,182,092,937,805.60 × 214,502,406,112.14
  4. Step 4: Simplify right side
    788,141,591,801.19x = 253,561,779,407,469,515,112,448
  5. Step 5: Solve for x
    x = 253,561,779,407,469,515,112,448/788,141,591,801.19
  6. Step 6: Final answer
    x = 321,721,099,413.10

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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.