Home / 1,009,422,021.55-1,514,133,032.33-396,026,258.35

Finding the Fourth Proportional to 1,009,422,021.55, 1,514,133,032.33 and 396,026,258.35

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Solution

The fourth proportional to 1,009,422,021.55, 1,514,133,032.33 and 396,026,258.35 is: 594,039,387.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,422,021.55 : 1,514,133,032.33 = 396,026,258.35 : x
  2. Step 2: Convert to fraction form
    1,009,422,021.55/1,514,133,032.33 = 396,026,258.35/x
  3. Step 3: Cross multiply
    1,009,422,021.55x = 1,514,133,032.33 × 396,026,258.35
  4. Step 4: Simplify right side
    1,009,422,021.55x = 599,636,439,435,809,408
  5. Step 5: Solve for x
    x = 599,636,439,435,809,408/1,009,422,021.55
  6. Step 6: Final answer
    x = 594,039,387.53

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Double scale
Find fourth proportional to 1,009,422,022.55, 1,514,133,033.83 and 396,026,259.35
Similar ratio
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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.