Home / 322,565,335,054.05-445,140,205,944.97-178,049,492,020.96

Finding the Fourth Proportional to 322,565,335,054.05, 445,140,205,944.97 and 178,049,492,020.96

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Solution

The fourth proportional to 322,565,335,054.05, 445,140,205,944.97 and 178,049,492,020.96 is: 245,708,323,038.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,565,335,054.05 : 445,140,205,944.97 = 178,049,492,020.96 : x
  2. Step 2: Convert to fraction form
    322,565,335,054.05/445,140,205,944.97 = 178,049,492,020.96/x
  3. Step 3: Cross multiply
    322,565,335,054.05x = 445,140,205,944.97 × 178,049,492,020.96
  4. Step 4: Simplify right side
    322,565,335,054.05x = 79,256,987,546,607,423,586,304
  5. Step 5: Solve for x
    x = 79,256,987,546,607,423,586,304/322,565,335,054.05
  6. Step 6: Final answer
    x = 245,708,323,038.89

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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.