Home / 8,148,762,002.80-12,223,143,004.20-6,841,217,852.43

Finding the Fourth Proportional to 8,148,762,002.80, 12,223,143,004.20 and 6,841,217,852.43

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Solution

The fourth proportional to 8,148,762,002.80, 12,223,143,004.20 and 6,841,217,852.43 is: 10,261,826,778.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,762,002.80 : 12,223,143,004.20 = 6,841,217,852.43 : x
  2. Step 2: Convert to fraction form
    8,148,762,002.80/12,223,143,004.20 = 6,841,217,852.43/x
  3. Step 3: Cross multiply
    8,148,762,002.80x = 12,223,143,004.20 × 6,841,217,852.43
  4. Step 4: Simplify right side
    8,148,762,002.80x = 83,621,184,133,137,907,712
  5. Step 5: Solve for x
    x = 83,621,184,133,137,907,712/8,148,762,002.80
  6. Step 6: Final answer
    x = 10,261,826,778.65

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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.