Home / 8,620,809,764.80-12,931,214,647.20-6,554,567,156.80

Finding the Fourth Proportional to 8,620,809,764.80, 12,931,214,647.20 and 6,554,567,156.80

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Solution

The fourth proportional to 8,620,809,764.80, 12,931,214,647.20 and 6,554,567,156.80 is: 9,831,850,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,620,809,764.80 : 12,931,214,647.20 = 6,554,567,156.80 : x
  2. Step 2: Convert to fraction form
    8,620,809,764.80/12,931,214,647.20 = 6,554,567,156.80/x
  3. Step 3: Cross multiply
    8,620,809,764.80x = 12,931,214,647.20 × 6,554,567,156.80
  4. Step 4: Simplify right side
    8,620,809,764.80x = 84,758,514,824,068,218,880
  5. Step 5: Solve for x
    x = 84,758,514,824,068,218,880/8,620,809,764.80
  6. Step 6: Final answer
    x = 9,831,850,735.20

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Double scale
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Similar ratio
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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.