Home / 255,083,280.80-382,624,921.20-109,492,066.40

Finding the Fourth Proportional to 255,083,280.80, 382,624,921.20 and 109,492,066.40

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Solution

The fourth proportional to 255,083,280.80, 382,624,921.20 and 109,492,066.40 is: 164,238,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,083,280.80 : 382,624,921.20 = 109,492,066.40 : x
  2. Step 2: Convert to fraction form
    255,083,280.80/382,624,921.20 = 109,492,066.40/x
  3. Step 3: Cross multiply
    255,083,280.80x = 382,624,921.20 × 109,492,066.40
  4. Step 4: Simplify right side
    255,083,280.80x = 41,894,393,278,325,168
  5. Step 5: Solve for x
    x = 41,894,393,278,325,168/255,083,280.80
  6. Step 6: Final answer
    x = 164,238,099.60

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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.