Home / 90,410,302,075.20-135,615,453,112.80-27,525,101,121.60

Finding the Fourth Proportional to 90,410,302,075.20, 135,615,453,112.80 and 27,525,101,121.60

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Solution

The fourth proportional to 90,410,302,075.20, 135,615,453,112.80 and 27,525,101,121.60 is: 41,287,651,682.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,410,302,075.20 : 135,615,453,112.80 = 27,525,101,121.60 : x
  2. Step 2: Convert to fraction form
    90,410,302,075.20/135,615,453,112.80 = 27,525,101,121.60/x
  3. Step 3: Cross multiply
    90,410,302,075.20x = 135,615,453,112.80 × 27,525,101,121.60
  4. Step 4: Simplify right side
    90,410,302,075.20x = 3,732,829,060,581,423,579,136
  5. Step 5: Solve for x
    x = 3,732,829,060,581,423,579,136/90,410,302,075.20
  6. Step 6: Final answer
    x = 41,287,651,682.40

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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.