Home / 11,871,495,211.86-17,807,815,530.23-3,903,487,040.64

Finding the Fourth Proportional to 11,871,495,211.86, 17,807,815,530.23 and 3,903,487,040.64

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Solution

The fourth proportional to 11,871,495,211.86, 17,807,815,530.23 and 3,903,487,040.64 is: 5,855,418,875.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,871,495,211.86 : 17,807,815,530.23 = 3,903,487,040.64 : x
  2. Step 2: Convert to fraction form
    11,871,495,211.86/17,807,815,530.23 = 3,903,487,040.64/x
  3. Step 3: Cross multiply
    11,871,495,211.86x = 17,807,815,530.23 × 3,903,487,040.64
  4. Step 4: Simplify right side
    11,871,495,211.86x = 69,512,577,144,360,534,016
  5. Step 5: Solve for x
    x = 69,512,577,144,360,534,016/11,871,495,211.86
  6. Step 6: Final answer
    x = 5,855,418,875.54

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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.