Home / 7,200,792,347.20-10,784,201,589.60-4,448,909,492.80

Finding the Fourth Proportional to 7,200,792,347.20, 10,784,201,589.60 and 4,448,909,492.80

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Solution

The fourth proportional to 7,200,792,347.20, 10,784,201,589.60 and 4,448,909,492.80 is: 6,662,869,099.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200,792,347.20 : 10,784,201,589.60 = 4,448,909,492.80 : x
  2. Step 2: Convert to fraction form
    7,200,792,347.20/10,784,201,589.60 = 4,448,909,492.80/x
  3. Step 3: Cross multiply
    7,200,792,347.20x = 10,784,201,589.60 × 4,448,909,492.80
  4. Step 4: Simplify right side
    7,200,792,347.20x = 47,977,936,824,240,291,840
  5. Step 5: Solve for x
    x = 47,977,936,824,240,291,840/7,200,792,347.20
  6. Step 6: Final answer
    x = 6,662,869,099.80

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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.