Home / 427,165,251,885.84-589,488,483,865.26-231,848,574,026.74

Finding the Fourth Proportional to 427,165,251,885.84, 589,488,483,865.26 and 231,848,574,026.74

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Solution

The fourth proportional to 427,165,251,885.84, 589,488,483,865.26 and 231,848,574,026.74 is: 319,951,268,943.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,165,251,885.84 : 589,488,483,865.26 = 231,848,574,026.74 : x
  2. Step 2: Convert to fraction form
    427,165,251,885.84/589,488,483,865.26 = 231,848,574,026.74/x
  3. Step 3: Cross multiply
    427,165,251,885.84x = 589,488,483,865.26 × 231,848,574,026.74
  4. Step 4: Simplify right side
    427,165,251,885.84x = 136,672,064,389,345,460,617,216
  5. Step 5: Solve for x
    x = 136,672,064,389,345,460,617,216/427,165,251,885.84
  6. Step 6: Final answer
    x = 319,951,268,943.27

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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.