Home / 17,152,603,391.40-25,728,905,087.10-5,520,422,783.40

Finding the Fourth Proportional to 17,152,603,391.40, 25,728,905,087.10 and 5,520,422,783.40

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Solution

The fourth proportional to 17,152,603,391.40, 25,728,905,087.10 and 5,520,422,783.40 is: 8,280,634,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,152,603,391.40 : 25,728,905,087.10 = 5,520,422,783.40 : x
  2. Step 2: Convert to fraction form
    17,152,603,391.40/25,728,905,087.10 = 5,520,422,783.40/x
  3. Step 3: Cross multiply
    17,152,603,391.40x = 25,728,905,087.10 × 5,520,422,783.40
  4. Step 4: Simplify right side
    17,152,603,391.40x = 142,034,433,834,762,977,280
  5. Step 5: Solve for x
    x = 142,034,433,834,762,977,280/17,152,603,391.40
  6. Step 6: Final answer
    x = 8,280,634,175.10

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Double scale
Find fourth proportional to 17,152,603,392.40, 25,728,905,088.60 and 5,520,422,784.40
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.