Home / 199,304,145.60-298,956,218.40-148,285,809.60

Finding the Fourth Proportional to 199,304,145.60, 298,956,218.40 and 148,285,809.60

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Solution

The fourth proportional to 199,304,145.60, 298,956,218.40 and 148,285,809.60 is: 222,428,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,304,145.60 : 298,956,218.40 = 148,285,809.60 : x
  2. Step 2: Convert to fraction form
    199,304,145.60/298,956,218.40 = 148,285,809.60/x
  3. Step 3: Cross multiply
    199,304,145.60x = 298,956,218.40 × 148,285,809.60
  4. Step 4: Simplify right side
    199,304,145.60x = 44,330,964,880,398,408
  5. Step 5: Solve for x
    x = 44,330,964,880,398,408/199,304,145.60
  6. Step 6: Final answer
    x = 222,428,714.40

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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.