Home / 654,578,829.44-903,318,546.08-357,221,072.64

Finding the Fourth Proportional to 654,578,829.44, 903,318,546.08 and 357,221,072.64

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Solution

The fourth proportional to 654,578,829.44, 903,318,546.08 and 357,221,072.64 is: 492,964,950.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,578,829.44 : 903,318,546.08 = 357,221,072.64 : x
  2. Step 2: Convert to fraction form
    654,578,829.44/903,318,546.08 = 357,221,072.64/x
  3. Step 3: Cross multiply
    654,578,829.44x = 903,318,546.08 × 357,221,072.64
  4. Step 4: Simplify right side
    654,578,829.44x = 322,684,419,966,302,848
  5. Step 5: Solve for x
    x = 322,684,419,966,302,848/654,578,829.44
  6. Step 6: Final answer
    x = 492,964,950.06

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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.