Home / 135,615,453,085.42-203,423,179,628.13-41,287,651,655.03

Finding the Fourth Proportional to 135,615,453,085.42, 203,423,179,628.13 and 41,287,651,655.03

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Solution

The fourth proportional to 135,615,453,085.42, 203,423,179,628.13 and 41,287,651,655.03 is: 61,931,477,482.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,615,453,085.42 : 203,423,179,628.13 = 41,287,651,655.03 : x
  2. Step 2: Convert to fraction form
    135,615,453,085.42/203,423,179,628.13 = 41,287,651,655.03/x
  3. Step 3: Cross multiply
    135,615,453,085.42x = 203,423,179,628.13 × 41,287,651,655.03
  4. Step 4: Simplify right side
    135,615,453,085.42x = 8,398,865,379,043,809,689,600
  5. Step 5: Solve for x
    x = 8,398,865,379,043,809,689,600/135,615,453,085.42
  6. Step 6: Final answer
    x = 61,931,477,482.54

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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.