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Finding the Fourth Proportional to 12,533,157,085.60, 18,799,735,628.40 and 12,533,157,085.60

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Solution

The fourth proportional to 12,533,157,085.60, 18,799,735,628.40 and 12,533,157,085.60 is: 18,799,735,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,533,157,085.60 : 18,799,735,628.40 = 12,533,157,085.60 : x
  2. Step 2: Convert to fraction form
    12,533,157,085.60/18,799,735,628.40 = 12,533,157,085.60/x
  3. Step 3: Cross multiply
    12,533,157,085.60x = 18,799,735,628.40 × 12,533,157,085.60
  4. Step 4: Simplify right side
    12,533,157,085.60x = 235,620,039,798,488,268,800
  5. Step 5: Solve for x
    x = 235,620,039,798,488,268,800/12,533,157,085.60
  6. Step 6: Final answer
    x = 18,799,735,628.40

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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.