Home / 13,430,063,379.70-20,145,095,069.55-10,624,432,813.30

Finding the Fourth Proportional to 13,430,063,379.70, 20,145,095,069.55 and 10,624,432,813.30

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Solution

The fourth proportional to 13,430,063,379.70, 20,145,095,069.55 and 10,624,432,813.30 is: 15,936,649,219.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,430,063,379.70 : 20,145,095,069.55 = 10,624,432,813.30 : x
  2. Step 2: Convert to fraction form
    13,430,063,379.70/20,145,095,069.55 = 10,624,432,813.30/x
  3. Step 3: Cross multiply
    13,430,063,379.70x = 20,145,095,069.55 × 10,624,432,813.30
  4. Step 4: Simplify right side
    13,430,063,379.70x = 214,030,209,083,975,041,024
  5. Step 5: Solve for x
    x = 214,030,209,083,975,041,024/13,430,063,379.70
  6. Step 6: Final answer
    x = 15,936,649,219.95

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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.