Home / 30,165,997,133.37-41,634,141,765.96-17,486,664,129.21

Finding the Fourth Proportional to 30,165,997,133.37, 41,634,141,765.96 and 17,486,664,129.21

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Solution

The fourth proportional to 30,165,997,133.37, 41,634,141,765.96 and 17,486,664,129.21 is: 24,134,533,002.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,165,997,133.37 : 41,634,141,765.96 = 17,486,664,129.21 : x
  2. Step 2: Convert to fraction form
    30,165,997,133.37/41,634,141,765.96 = 17,486,664,129.21/x
  3. Step 3: Cross multiply
    30,165,997,133.37x = 41,634,141,765.96 × 17,486,664,129.21
  4. Step 4: Simplify right side
    30,165,997,133.37x = 728,042,253,369,256,574,976
  5. Step 5: Solve for x
    x = 728,042,253,369,256,574,976/30,165,997,133.37
  6. Step 6: Final answer
    x = 24,134,533,002.52

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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.