Home / 259,395,744.89-357,930,774.39-154,951,645.16

Finding the Fourth Proportional to 259,395,744.89, 357,930,774.39 and 154,951,645.16

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Solution

The fourth proportional to 259,395,744.89, 357,930,774.39 and 154,951,645.16 is: 213,812,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,395,744.89 : 357,930,774.39 = 154,951,645.16 : x
  2. Step 2: Convert to fraction form
    259,395,744.89/357,930,774.39 = 154,951,645.16/x
  3. Step 3: Cross multiply
    259,395,744.89x = 357,930,774.39 × 154,951,645.16
  4. Step 4: Simplify right side
    259,395,744.89x = 55,461,962,343,333,640
  5. Step 5: Solve for x
    x = 55,461,962,343,333,640/259,395,744.89
  6. Step 6: Final answer
    x = 213,812,151.65

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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.