Home / 796,628,269.40-1,194,942,404.10-311,792,941.40

Finding the Fourth Proportional to 796,628,269.40, 1,194,942,404.10 and 311,792,941.40

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Solution

The fourth proportional to 796,628,269.40, 1,194,942,404.10 and 311,792,941.40 is: 467,689,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,628,269.40 : 1,194,942,404.10 = 311,792,941.40 : x
  2. Step 2: Convert to fraction form
    796,628,269.40/1,194,942,404.10 = 311,792,941.40/x
  3. Step 3: Cross multiply
    796,628,269.40x = 1,194,942,404.10 × 311,792,941.40
  4. Step 4: Simplify right side
    796,628,269.40x = 372,574,606,977,926,336
  5. Step 5: Solve for x
    x = 372,574,606,977,926,336/796,628,269.40
  6. Step 6: Final answer
    x = 467,689,412.10

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Double scale
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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.