Home / 10,763,886,751.80-16,145,830,127.70-7,861,510,303.80

Finding the Fourth Proportional to 10,763,886,751.80, 16,145,830,127.70 and 7,861,510,303.80

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Solution

The fourth proportional to 10,763,886,751.80, 16,145,830,127.70 and 7,861,510,303.80 is: 11,792,265,455.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,763,886,751.80 : 16,145,830,127.70 = 7,861,510,303.80 : x
  2. Step 2: Convert to fraction form
    10,763,886,751.80/16,145,830,127.70 = 7,861,510,303.80/x
  3. Step 3: Cross multiply
    10,763,886,751.80x = 16,145,830,127.70 × 7,861,510,303.80
  4. Step 4: Simplify right side
    10,763,886,751.80x = 126,930,609,912,318,033,920
  5. Step 5: Solve for x
    x = 126,930,609,912,318,033,920/10,763,886,751.80
  6. Step 6: Final answer
    x = 11,792,265,455.70

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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.