Home / 1,017,400,524.90-1,526,100,787.35-251,495,628.90

Finding the Fourth Proportional to 1,017,400,524.90, 1,526,100,787.35 and 251,495,628.90

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Solution

The fourth proportional to 1,017,400,524.90, 1,526,100,787.35 and 251,495,628.90 is: 377,243,443.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,400,524.90 : 1,526,100,787.35 = 251,495,628.90 : x
  2. Step 2: Convert to fraction form
    1,017,400,524.90/1,526,100,787.35 = 251,495,628.90/x
  3. Step 3: Cross multiply
    1,017,400,524.90x = 1,526,100,787.35 × 251,495,628.90
  4. Step 4: Simplify right side
    1,017,400,524.90x = 383,807,677,279,373,376
  5. Step 5: Solve for x
    x = 383,807,677,279,373,376/1,017,400,524.90
  6. Step 6: Final answer
    x = 377,243,443.35

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Double scale
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Similar ratio
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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.