Home / 11,871,495,213.86-17,807,815,533.23-3,903,487,042.64

Finding the Fourth Proportional to 11,871,495,213.86, 17,807,815,533.23 and 3,903,487,042.64

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Solution

The fourth proportional to 11,871,495,213.86, 17,807,815,533.23 and 3,903,487,042.64 is: 5,855,418,878.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,871,495,213.86 : 17,807,815,533.23 = 3,903,487,042.64 : x
  2. Step 2: Convert to fraction form
    11,871,495,213.86/17,807,815,533.23 = 3,903,487,042.64/x
  3. Step 3: Cross multiply
    11,871,495,213.86x = 17,807,815,533.23 × 3,903,487,042.64
  4. Step 4: Simplify right side
    11,871,495,213.86x = 69,512,577,191,686,619,136
  5. Step 5: Solve for x
    x = 69,512,577,191,686,619,136/11,871,495,213.86
  6. Step 6: Final answer
    x = 5,855,418,878.54

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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.