Home / 68,995,413.40-103,493,120.10-58,736,633.80

Finding the Fourth Proportional to 68,995,413.40, 103,493,120.10 and 58,736,633.80

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Solution

The fourth proportional to 68,995,413.40, 103,493,120.10 and 58,736,633.80 is: 88,104,950.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,995,413.40 : 103,493,120.10 = 58,736,633.80 : x
  2. Step 2: Convert to fraction form
    68,995,413.40/103,493,120.10 = 58,736,633.80/x
  3. Step 3: Cross multiply
    68,995,413.40x = 103,493,120.10 × 58,736,633.80
  4. Step 4: Simplify right side
    68,995,413.40x = 6,078,837,496,133,119
  5. Step 5: Solve for x
    x = 6,078,837,496,133,119/68,995,413.40
  6. Step 6: Final answer
    x = 88,104,950.70

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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.