Home / 102,555,857,817.09-141,527,914,764.26-56,830,897,008.72

Finding the Fourth Proportional to 102,555,857,817.09, 141,527,914,764.26 and 56,830,897,008.72

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Solution

The fourth proportional to 102,555,857,817.09, 141,527,914,764.26 and 56,830,897,008.72 is: 78,427,098,354.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,555,857,817.09 : 141,527,914,764.26 = 56,830,897,008.72 : x
  2. Step 2: Convert to fraction form
    102,555,857,817.09/141,527,914,764.26 = 56,830,897,008.72/x
  3. Step 3: Cross multiply
    102,555,857,817.09x = 141,527,914,764.26 × 56,830,897,008.72
  4. Step 4: Simplify right side
    102,555,857,817.09x = 8,043,158,347,826,563,383,296
  5. Step 5: Solve for x
    x = 8,043,158,347,826,563,383,296/102,555,857,817.09
  6. Step 6: Final answer
    x = 78,427,098,354.26

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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.