Home / 968,943,280.40-1,451,682,816.60-589,664,992.40

Finding the Fourth Proportional to 968,943,280.40, 1,451,682,816.60 and 589,664,992.40

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Solution

The fourth proportional to 968,943,280.40, 1,451,682,816.60 and 589,664,992.40 is: 883,443,390.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,943,280.40 : 1,451,682,816.60 = 589,664,992.40 : x
  2. Step 2: Convert to fraction form
    968,943,280.40/1,451,682,816.60 = 589,664,992.40/x
  3. Step 3: Cross multiply
    968,943,280.40x = 1,451,682,816.60 × 589,664,992.40
  4. Step 4: Simplify right side
    968,943,280.40x = 856,006,537,017,649,536
  5. Step 5: Solve for x
    x = 856,006,537,017,649,536/968,943,280.40
  6. Step 6: Final answer
    x = 883,443,390.68

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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.