Home / 8,865,855,827.40-13,290,012,413.10-4,199,527,993.80

Finding the Fourth Proportional to 8,865,855,827.40, 13,290,012,413.10 and 4,199,527,993.80

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Solution

The fourth proportional to 8,865,855,827.40, 13,290,012,413.10 and 4,199,527,993.80 is: 6,295,137,238.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865,855,827.40 : 13,290,012,413.10 = 4,199,527,993.80 : x
  2. Step 2: Convert to fraction form
    8,865,855,827.40/13,290,012,413.10 = 4,199,527,993.80/x
  3. Step 3: Cross multiply
    8,865,855,827.40x = 13,290,012,413.10 × 4,199,527,993.80
  4. Step 4: Simplify right side
    8,865,855,827.40x = 55,811,779,166,762,942,464
  5. Step 5: Solve for x
    x = 55,811,779,166,762,942,464/8,865,855,827.40
  6. Step 6: Final answer
    x = 6,295,137,238.11

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1.5x scale

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.