Home / 90,410,302,021.70-135,615,453,032.55-27,525,101,068.10

Finding the Fourth Proportional to 90,410,302,021.70, 135,615,453,032.55 and 27,525,101,068.10

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Solution

The fourth proportional to 90,410,302,021.70, 135,615,453,032.55 and 27,525,101,068.10 is: 41,287,651,602.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,410,302,021.70 : 135,615,453,032.55 = 27,525,101,068.10 : x
  2. Step 2: Convert to fraction form
    90,410,302,021.70/135,615,453,032.55 = 27,525,101,068.10/x
  3. Step 3: Cross multiply
    90,410,302,021.70x = 135,615,453,032.55 × 27,525,101,068.10
  4. Step 4: Simplify right side
    90,410,302,021.70x = 3,732,829,051,117,107,150,848
  5. Step 5: Solve for x
    x = 3,732,829,051,117,107,150,848/90,410,302,021.70
  6. Step 6: Final answer
    x = 41,287,651,602.15

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Double scale
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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.