Home / 322,556,413.12-483,833,238.76-89,386,459.09

Finding the Fourth Proportional to 322,556,413.12, 483,833,238.76 and 89,386,459.09

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Solution

The fourth proportional to 322,556,413.12, 483,833,238.76 and 89,386,459.09 is: 134,079,305.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,556,413.12 : 483,833,238.76 = 89,386,459.09 : x
  2. Step 2: Convert to fraction form
    322,556,413.12/483,833,238.76 = 89,386,459.09/x
  3. Step 3: Cross multiply
    322,556,413.12x = 483,833,238.76 × 89,386,459.09
  4. Step 4: Simplify right side
    322,556,413.12x = 43,248,139,999,936,840
  5. Step 5: Solve for x
    x = 43,248,139,999,936,840/322,556,413.12
  6. Step 6: Final answer
    x = 134,079,305.95

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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.