Home / 90,664,501,199.40-135,996,751,799.10-43,476,685,639.20

Finding the Fourth Proportional to 90,664,501,199.40, 135,996,751,799.10 and 43,476,685,639.20

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Solution

The fourth proportional to 90,664,501,199.40, 135,996,751,799.10 and 43,476,685,639.20 is: 65,215,028,458.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,664,501,199.40 : 135,996,751,799.10 = 43,476,685,639.20 : x
  2. Step 2: Convert to fraction form
    90,664,501,199.40/135,996,751,799.10 = 43,476,685,639.20/x
  3. Step 3: Cross multiply
    90,664,501,199.40x = 135,996,751,799.10 × 43,476,685,639.20
  4. Step 4: Simplify right side
    90,664,501,199.40x = 5,912,688,025,921,777,565,696
  5. Step 5: Solve for x
    x = 5,912,688,025,921,777,565,696/90,664,501,199.40
  6. Step 6: Final answer
    x = 65,215,028,458.80

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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.