Home / 10,455,355,321.20-15,683,032,981.80-8,088,104,530.80

Finding the Fourth Proportional to 10,455,355,321.20, 15,683,032,981.80 and 8,088,104,530.80

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Solution

The fourth proportional to 10,455,355,321.20, 15,683,032,981.80 and 8,088,104,530.80 is: 12,132,156,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455,355,321.20 : 15,683,032,981.80 = 8,088,104,530.80 : x
  2. Step 2: Convert to fraction form
    10,455,355,321.20/15,683,032,981.80 = 8,088,104,530.80/x
  3. Step 3: Cross multiply
    10,455,355,321.20x = 15,683,032,981.80 × 8,088,104,530.80
  4. Step 4: Simplify right side
    10,455,355,321.20x = 126,846,010,116,782,407,680
  5. Step 5: Solve for x
    x = 126,846,010,116,782,407,680/10,455,355,321.20
  6. Step 6: Final answer
    x = 12,132,156,796.20

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Double scale
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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.