Home / 4,723,931,407.60-7,085,897,111.40-2,887,271,311.60

Finding the Fourth Proportional to 4,723,931,407.60, 7,085,897,111.40 and 2,887,271,311.60

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Solution

The fourth proportional to 4,723,931,407.60, 7,085,897,111.40 and 2,887,271,311.60 is: 4,330,906,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723,931,407.60 : 7,085,897,111.40 = 2,887,271,311.60 : x
  2. Step 2: Convert to fraction form
    4,723,931,407.60/7,085,897,111.40 = 2,887,271,311.60/x
  3. Step 3: Cross multiply
    4,723,931,407.60x = 7,085,897,111.40 × 2,887,271,311.60
  4. Step 4: Simplify right side
    4,723,931,407.60x = 20,458,907,446,694,526,976
  5. Step 5: Solve for x
    x = 20,458,907,446,694,526,976/4,723,931,407.60
  6. Step 6: Final answer
    x = 4,330,906,967.40

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Double scale
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Similar ratio
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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.