Home / 30,077,871,059.72-45,118,305,187.70-11,446,810,886.36

Finding the Fourth Proportional to 30,077,871,059.72, 45,118,305,187.70 and 11,446,810,886.36

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Solution

The fourth proportional to 30,077,871,059.72, 45,118,305,187.70 and 11,446,810,886.36 is: 17,170,786,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,077,871,059.72 : 45,118,305,187.70 = 11,446,810,886.36 : x
  2. Step 2: Convert to fraction form
    30,077,871,059.72/45,118,305,187.70 = 11,446,810,886.36/x
  3. Step 3: Cross multiply
    30,077,871,059.72x = 45,118,305,187.70 × 11,446,810,886.36
  4. Step 4: Simplify right side
    30,077,871,059.72x = 516,460,706,996,710,211,584
  5. Step 5: Solve for x
    x = 516,460,706,996,710,211,584/30,077,871,059.72
  6. Step 6: Final answer
    x = 17,170,786,654.79

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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.