Home / 384,317,439.60-576,476,159.40-365,505,740.40

Finding the Fourth Proportional to 384,317,439.60, 576,476,159.40 and 365,505,740.40

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Solution

The fourth proportional to 384,317,439.60, 576,476,159.40 and 365,505,740.40 is: 548,258,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,317,439.60 : 576,476,159.40 = 365,505,740.40 : x
  2. Step 2: Convert to fraction form
    384,317,439.60/576,476,159.40 = 365,505,740.40/x
  3. Step 3: Cross multiply
    384,317,439.60x = 576,476,159.40 × 365,505,740.40
  4. Step 4: Simplify right side
    384,317,439.60x = 210,705,345,464,445,408
  5. Step 5: Solve for x
    x = 210,705,345,464,445,408/384,317,439.60
  6. Step 6: Final answer
    x = 548,258,610.60

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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.