Home / 59,721,987,369.60-89,582,981,054.40-20,450,325,801.60

Finding the Fourth Proportional to 59,721,987,369.60, 89,582,981,054.40 and 20,450,325,801.60

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Solution

The fourth proportional to 59,721,987,369.60, 89,582,981,054.40 and 20,450,325,801.60 is: 30,675,488,702.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,721,987,369.60 : 89,582,981,054.40 = 20,450,325,801.60 : x
  2. Step 2: Convert to fraction form
    59,721,987,369.60/89,582,981,054.40 = 20,450,325,801.60/x
  3. Step 3: Cross multiply
    59,721,987,369.60x = 89,582,981,054.40 × 20,450,325,801.60
  4. Step 4: Simplify right side
    59,721,987,369.60x = 1,832,001,148,841,040,019,456
  5. Step 5: Solve for x
    x = 1,832,001,148,841,040,019,456/59,721,987,369.60
  6. Step 6: Final answer
    x = 30,675,488,702.40

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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.