Home / 1,197,822,665.40-1,796,733,998.10-847,118,844.60

Finding the Fourth Proportional to 1,197,822,665.40, 1,796,733,998.10 and 847,118,844.60

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Solution

The fourth proportional to 1,197,822,665.40, 1,796,733,998.10 and 847,118,844.60 is: 1,270,678,266.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,822,665.40 : 1,796,733,998.10 = 847,118,844.60 : x
  2. Step 2: Convert to fraction form
    1,197,822,665.40/1,796,733,998.10 = 847,118,844.60/x
  3. Step 3: Cross multiply
    1,197,822,665.40x = 1,796,733,998.10 × 847,118,844.60
  4. Step 4: Simplify right side
    1,197,822,665.40x = 1,522,047,228,524,010,496
  5. Step 5: Solve for x
    x = 1,522,047,228,524,010,496/1,197,822,665.40
  6. Step 6: Final answer
    x = 1,270,678,266.90

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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.