Home / 99,320,413.90-136,984,524.52-64,524,315.64

Finding the Fourth Proportional to 99,320,413.90, 136,984,524.52 and 64,524,315.64

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Solution

The fourth proportional to 99,320,413.90, 136,984,524.52 and 64,524,315.64 is: 88,993,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,320,413.90 : 136,984,524.52 = 64,524,315.64 : x
  2. Step 2: Convert to fraction form
    99,320,413.90/136,984,524.52 = 64,524,315.64/x
  3. Step 3: Cross multiply
    99,320,413.90x = 136,984,524.52 × 64,524,315.64
  4. Step 4: Simplify right side
    99,320,413.90x = 8,838,832,697,923,800
  5. Step 5: Solve for x
    x = 8,838,832,697,923,800/99,320,413.90
  6. Step 6: Final answer
    x = 88,993,111.80

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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.