Home / 910,772,647.60-1,366,158,971.40-229,968,295.60

Finding the Fourth Proportional to 910,772,647.60, 1,366,158,971.40 and 229,968,295.60

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Solution

The fourth proportional to 910,772,647.60, 1,366,158,971.40 and 229,968,295.60 is: 344,952,443.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,772,647.60 : 1,366,158,971.40 = 229,968,295.60 : x
  2. Step 2: Convert to fraction form
    910,772,647.60/1,366,158,971.40 = 229,968,295.60/x
  3. Step 3: Cross multiply
    910,772,647.60x = 1,366,158,971.40 × 229,968,295.60
  4. Step 4: Simplify right side
    910,772,647.60x = 314,173,250,171,507,136
  5. Step 5: Solve for x
    x = 314,173,250,171,507,136/910,772,647.60
  6. Step 6: Final answer
    x = 344,952,443.40

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Double scale
Find fourth proportional to 910,772,648.60, 1,366,158,972.90 and 229,968,296.60
Similar ratio
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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.