Home / 199,300,612.40-298,950,918.60-194,821,636.40

Finding the Fourth Proportional to 199,300,612.40, 298,950,918.60 and 194,821,636.40

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Solution

The fourth proportional to 199,300,612.40, 298,950,918.60 and 194,821,636.40 is: 292,232,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,300,612.40 : 298,950,918.60 = 194,821,636.40 : x
  2. Step 2: Convert to fraction form
    199,300,612.40/298,950,918.60 = 194,821,636.40/x
  3. Step 3: Cross multiply
    199,300,612.40x = 298,950,918.60 × 194,821,636.40
  4. Step 4: Simplify right side
    199,300,612.40x = 58,242,107,164,935,200
  5. Step 5: Solve for x
    x = 58,242,107,164,935,200/199,300,612.40
  6. Step 6: Final answer
    x = 292,232,454.60

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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.