Home / 1,908,944,845.78-2,863,829,413.51-581,076,720.56

Finding the Fourth Proportional to 1,908,944,845.78, 2,863,829,413.51 and 581,076,720.56

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Solution

The fourth proportional to 1,908,944,845.78, 2,863,829,413.51 and 581,076,720.56 is: 871,740,536.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,944,845.78 : 2,863,829,413.51 = 581,076,720.56 : x
  2. Step 2: Convert to fraction form
    1,908,944,845.78/2,863,829,413.51 = 581,076,720.56/x
  3. Step 3: Cross multiply
    1,908,944,845.78x = 2,863,829,413.51 × 581,076,720.56
  4. Step 4: Simplify right side
    1,908,944,845.78x = 1,664,104,603,831,339,776
  5. Step 5: Solve for x
    x = 1,664,104,603,831,339,776/1,908,944,845.78
  6. Step 6: Final answer
    x = 871,740,536.41

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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.