Home / 72,641,343,465.20-108,962,015,197.80-44,601,665,999.60

Finding the Fourth Proportional to 72,641,343,465.20, 108,962,015,197.80 and 44,601,665,999.60

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Solution

The fourth proportional to 72,641,343,465.20, 108,962,015,197.80 and 44,601,665,999.60 is: 66,902,498,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,641,343,465.20 : 108,962,015,197.80 = 44,601,665,999.60 : x
  2. Step 2: Convert to fraction form
    72,641,343,465.20/108,962,015,197.80 = 44,601,665,999.60/x
  3. Step 3: Cross multiply
    72,641,343,465.20x = 108,962,015,197.80 × 44,601,665,999.60
  4. Step 4: Simplify right side
    72,641,343,465.20x = 4,859,887,408,495,614,492,672
  5. Step 5: Solve for x
    x = 4,859,887,408,495,614,492,672/72,641,343,465.20
  6. Step 6: Final answer
    x = 66,902,498,999.40

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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.