Home / 1,142,670,303,021.80-1,576,885,275,560.10-628,836,097,490.20

Finding the Fourth Proportional to 1,142,670,303,021.80, 1,576,885,275,560.10 and 628,836,097,490.20

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Solution

The fourth proportional to 1,142,670,303,021.80, 1,576,885,275,560.10 and 628,836,097,490.20 is: 867,793,956,183.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,670,303,021.80 : 1,576,885,275,560.10 = 628,836,097,490.20 : x
  2. Step 2: Convert to fraction form
    1,142,670,303,021.80/1,576,885,275,560.10 = 628,836,097,490.20/x
  3. Step 3: Cross multiply
    1,142,670,303,021.80x = 1,576,885,275,560.10 × 628,836,097,490.20
  4. Step 4: Simplify right side
    1,142,670,303,021.80x = 991,602,382,872,971,854,217,216
  5. Step 5: Solve for x
    x = 991,602,382,872,971,854,217,216/1,142,670,303,021.80
  6. Step 6: Final answer
    x = 867,793,956,183.75

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Double scale
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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.