Home / 156,626,279,544.96-216,144,296,877.60-85,340,909,568.96

Finding the Fourth Proportional to 156,626,279,544.96, 216,144,296,877.60 and 85,340,909,568.96

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Solution

The fourth proportional to 156,626,279,544.96, 216,144,296,877.60 and 85,340,909,568.96 is: 117,770,472,153.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,626,279,544.96 : 216,144,296,877.60 = 85,340,909,568.96 : x
  2. Step 2: Convert to fraction form
    156,626,279,544.96/216,144,296,877.60 = 85,340,909,568.96/x
  3. Step 3: Cross multiply
    156,626,279,544.96x = 216,144,296,877.60 × 85,340,909,568.96
  4. Step 4: Simplify right side
    156,626,279,544.96x = 18,445,950,893,677,707,526,144
  5. Step 5: Solve for x
    x = 18,445,950,893,677,707,526,144/156,626,279,544.96
  6. Step 6: Final answer
    x = 117,770,472,153.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.