Home / 90,308,628,275.04-124,629,183,606.63-51,735,003,221.34

Finding the Fourth Proportional to 90,308,628,275.04, 124,629,183,606.63 and 51,735,003,221.34

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Solution

The fourth proportional to 90,308,628,275.04, 124,629,183,606.63 and 51,735,003,221.34 is: 71,396,181,500.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,308,628,275.04 : 124,629,183,606.63 = 51,735,003,221.34 : x
  2. Step 2: Convert to fraction form
    90,308,628,275.04/124,629,183,606.63 = 51,735,003,221.34/x
  3. Step 3: Cross multiply
    90,308,628,275.04x = 124,629,183,606.63 × 51,735,003,221.34
  4. Step 4: Simplify right side
    90,308,628,275.04x = 6,447,691,215,361,977,352,192
  5. Step 5: Solve for x
    x = 6,447,691,215,361,977,352,192/90,308,628,275.04
  6. Step 6: Final answer
    x = 71,396,181,500.23

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Double scale
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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.