Home / 199,285,266.40-298,927,899.60-177,786,181.60

Finding the Fourth Proportional to 199,285,266.40, 298,927,899.60 and 177,786,181.60

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Solution

The fourth proportional to 199,285,266.40, 298,927,899.60 and 177,786,181.60 is: 266,679,272.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,285,266.40 : 298,927,899.60 = 177,786,181.60 : x
  2. Step 2: Convert to fraction form
    199,285,266.40/298,927,899.60 = 177,786,181.60/x
  3. Step 3: Cross multiply
    199,285,266.40x = 298,927,899.60 × 177,786,181.60
  4. Step 4: Simplify right side
    199,285,266.40x = 53,145,249,843,592,168
  5. Step 5: Solve for x
    x = 53,145,249,843,592,168/199,285,266.40
  6. Step 6: Final answer
    x = 266,679,272.40

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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.