Home / 30,077,871,066.80-45,118,305,198.30-11,446,810,893.44

Finding the Fourth Proportional to 30,077,871,066.80, 45,118,305,198.30 and 11,446,810,893.44

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Solution

The fourth proportional to 30,077,871,066.80, 45,118,305,198.30 and 11,446,810,893.44 is: 17,170,786,665.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,077,871,066.80 : 45,118,305,198.30 = 11,446,810,893.44 : x
  2. Step 2: Convert to fraction form
    30,077,871,066.80/45,118,305,198.30 = 11,446,810,893.44/x
  3. Step 3: Cross multiply
    30,077,871,066.80x = 45,118,305,198.30 × 11,446,810,893.44
  4. Step 4: Simplify right side
    30,077,871,066.80x = 516,460,707,437,451,083,776
  5. Step 5: Solve for x
    x = 516,460,707,437,451,083,776/30,077,871,066.80
  6. Step 6: Final answer
    x = 17,170,786,665.40

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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.