Home / 994,107,698.87-1,371,870,136.10-554,065,103.03

Finding the Fourth Proportional to 994,107,698.87, 1,371,870,136.10 and 554,065,103.03

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Solution

The fourth proportional to 994,107,698.87, 1,371,870,136.10 and 554,065,103.03 is: 764,610,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,107,698.87 : 1,371,870,136.10 = 554,065,103.03 : x
  2. Step 2: Convert to fraction form
    994,107,698.87/1,371,870,136.10 = 554,065,103.03/x
  3. Step 3: Cross multiply
    994,107,698.87x = 1,371,870,136.10 × 554,065,103.03
  4. Step 4: Simplify right side
    994,107,698.87x = 760,105,368,299,256,320
  5. Step 5: Solve for x
    x = 760,105,368,299,256,320/994,107,698.87
  6. Step 6: Final answer
    x = 764,610,684.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.