Home / 1,788,967,551.60-2,683,451,327.40-698,450,619.60

Finding the Fourth Proportional to 1,788,967,551.60, 2,683,451,327.40 and 698,450,619.60

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Solution

The fourth proportional to 1,788,967,551.60, 2,683,451,327.40 and 698,450,619.60 is: 1,047,675,929.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,967,551.60 : 2,683,451,327.40 = 698,450,619.60 : x
  2. Step 2: Convert to fraction form
    1,788,967,551.60/2,683,451,327.40 = 698,450,619.60/x
  3. Step 3: Cross multiply
    1,788,967,551.60x = 2,683,451,327.40 × 698,450,619.60
  4. Step 4: Simplify right side
    1,788,967,551.60x = 1,874,258,242,288,972,544
  5. Step 5: Solve for x
    x = 1,874,258,242,288,972,544/1,788,967,551.60
  6. Step 6: Final answer
    x = 1,047,675,929.40

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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.