Home / 28,973,376,512.80-43,460,064,769.20-27,871,380,455.20

Finding the Fourth Proportional to 28,973,376,512.80, 43,460,064,769.20 and 27,871,380,455.20

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Solution

The fourth proportional to 28,973,376,512.80, 43,460,064,769.20 and 27,871,380,455.20 is: 41,807,070,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,376,512.80 : 43,460,064,769.20 = 27,871,380,455.20 : x
  2. Step 2: Convert to fraction form
    28,973,376,512.80/43,460,064,769.20 = 27,871,380,455.20/x
  3. Step 3: Cross multiply
    28,973,376,512.80x = 43,460,064,769.20 × 27,871,380,455.20
  4. Step 4: Simplify right side
    28,973,376,512.80x = 1,211,291,999,790,006,796,288
  5. Step 5: Solve for x
    x = 1,211,291,999,790,006,796,288/28,973,376,512.80
  6. Step 6: Final answer
    x = 41,807,070,682.80

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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.