Home / 1,408,612,941.78-2,113,328,354.03-567,821,777.45

Finding the Fourth Proportional to 1,408,612,941.78, 2,113,328,354.03 and 567,821,777.45

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Solution

The fourth proportional to 1,408,612,941.78, 2,113,328,354.03 and 567,821,777.45 is: 851,897,513.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,612,941.78 : 2,113,328,354.03 = 567,821,777.45 : x
  2. Step 2: Convert to fraction form
    1,408,612,941.78/2,113,328,354.03 = 567,821,777.45/x
  3. Step 3: Cross multiply
    1,408,612,941.78x = 2,113,328,354.03 × 567,821,777.45
  4. Step 4: Simplify right side
    1,408,612,941.78x = 1,199,993,862,323,079,680
  5. Step 5: Solve for x
    x = 1,199,993,862,323,079,680/1,408,612,941.78
  6. Step 6: Final answer
    x = 851,897,513.31

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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.