Home / 395,791,268.73-546,191,738.53-217,176,329.83

Finding the Fourth Proportional to 395,791,268.73, 546,191,738.53 and 217,176,329.83

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Solution

The fourth proportional to 395,791,268.73, 546,191,738.53 and 217,176,329.83 is: 299,703,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,791,268.73 : 546,191,738.53 = 217,176,329.83 : x
  2. Step 2: Convert to fraction form
    395,791,268.73/546,191,738.53 = 217,176,329.83/x
  3. Step 3: Cross multiply
    395,791,268.73x = 546,191,738.53 × 217,176,329.83
  4. Step 4: Simplify right side
    395,791,268.73x = 118,619,917,157,412,400
  5. Step 5: Solve for x
    x = 118,619,917,157,412,400/395,791,268.73
  6. Step 6: Final answer
    x = 299,703,218.66

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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.