Home / 15,844,536,241.39-21,865,984,392.60-8,708,203,004.32

Finding the Fourth Proportional to 15,844,536,241.39, 21,865,984,392.60 and 8,708,203,004.32

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Solution

The fourth proportional to 15,844,536,241.39, 21,865,984,392.60 and 8,708,203,004.32 is: 12,017,608,346.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,844,536,241.39 : 21,865,984,392.60 = 8,708,203,004.32 : x
  2. Step 2: Convert to fraction form
    15,844,536,241.39/21,865,984,392.60 = 8,708,203,004.32/x
  3. Step 3: Cross multiply
    15,844,536,241.39x = 21,865,984,392.60 × 8,708,203,004.32
  4. Step 4: Simplify right side
    15,844,536,241.39x = 190,413,430,980,079,779,840
  5. Step 5: Solve for x
    x = 190,413,430,980,079,779,840/15,844,536,241.39
  6. Step 6: Final answer
    x = 12,017,608,346.45

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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.