Home / 28,973,460,809.80-43,460,191,214.70-27,871,464,752.20

Finding the Fourth Proportional to 28,973,460,809.80, 43,460,191,214.70 and 27,871,464,752.20

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Solution

The fourth proportional to 28,973,460,809.80, 43,460,191,214.70 and 27,871,464,752.20 is: 41,807,197,128.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,460,809.80 : 43,460,191,214.70 = 27,871,464,752.20 : x
  2. Step 2: Convert to fraction form
    28,973,460,809.80/43,460,191,214.70 = 27,871,464,752.20/x
  3. Step 3: Cross multiply
    28,973,460,809.80x = 43,460,191,214.70 × 27,871,464,752.20
  4. Step 4: Simplify right side
    28,973,460,809.80x = 1,211,299,187,564,383,043,584
  5. Step 5: Solve for x
    x = 1,211,299,187,564,383,043,584/28,973,460,809.80
  6. Step 6: Final answer
    x = 41,807,197,128.30

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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.