Home / 40,330,009,409.21-55,680,530,301.37-25,672,984,931.34

Finding the Fourth Proportional to 40,330,009,409.21, 55,680,530,301.37 and 25,672,984,931.34

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Solution

The fourth proportional to 40,330,009,409.21, 55,680,530,301.37 and 25,672,984,931.34 is: 35,444,708,204.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,330,009,409.21 : 55,680,530,301.37 = 25,672,984,931.34 : x
  2. Step 2: Convert to fraction form
    40,330,009,409.21/55,680,530,301.37 = 25,672,984,931.34/x
  3. Step 3: Cross multiply
    40,330,009,409.21x = 55,680,530,301.37 × 25,672,984,931.34
  4. Step 4: Simplify right side
    40,330,009,409.21x = 1,429,485,415,396,092,411,904
  5. Step 5: Solve for x
    x = 1,429,485,415,396,092,411,904/40,330,009,409.21
  6. Step 6: Final answer
    x = 35,444,708,204.55

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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.