Home / 734,860,984.80-1,102,291,477.20-444,056,469.60

Finding the Fourth Proportional to 734,860,984.80, 1,102,291,477.20 and 444,056,469.60

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Solution

The fourth proportional to 734,860,984.80, 1,102,291,477.20 and 444,056,469.60 is: 666,084,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,860,984.80 : 1,102,291,477.20 = 444,056,469.60 : x
  2. Step 2: Convert to fraction form
    734,860,984.80/1,102,291,477.20 = 444,056,469.60/x
  3. Step 3: Cross multiply
    734,860,984.80x = 1,102,291,477.20 × 444,056,469.60
  4. Step 4: Simplify right side
    734,860,984.80x = 489,479,661,835,600,960
  5. Step 5: Solve for x
    x = 489,479,661,835,600,960/734,860,984.80
  6. Step 6: Final answer
    x = 666,084,704.40

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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.