Home / 2,985,986,083.40-4,478,979,125.10-2,603,780,131.40

Finding the Fourth Proportional to 2,985,986,083.40, 4,478,979,125.10 and 2,603,780,131.40

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Solution

The fourth proportional to 2,985,986,083.40, 4,478,979,125.10 and 2,603,780,131.40 is: 3,905,670,197.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,986,083.40 : 4,478,979,125.10 = 2,603,780,131.40 : x
  2. Step 2: Convert to fraction form
    2,985,986,083.40/4,478,979,125.10 = 2,603,780,131.40/x
  3. Step 3: Cross multiply
    2,985,986,083.40x = 4,478,979,125.10 × 2,603,780,131.40
  4. Step 4: Simplify right side
    2,985,986,083.40x = 11,662,276,854,890,735,616
  5. Step 5: Solve for x
    x = 11,662,276,854,890,735,616/2,985,986,083.40
  6. Step 6: Final answer
    x = 3,905,670,197.10

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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.