Home / 395,965,620.72-546,184,001.43-234,915,582.24

Finding the Fourth Proportional to 395,965,620.72, 546,184,001.43 and 234,915,582.24

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Solution

The fourth proportional to 395,965,620.72, 546,184,001.43 and 234,915,582.24 is: 324,036,042.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,965,620.72 : 546,184,001.43 = 234,915,582.24 : x
  2. Step 2: Convert to fraction form
    395,965,620.72/546,184,001.43 = 234,915,582.24/x
  3. Step 3: Cross multiply
    395,965,620.72x = 546,184,001.43 × 234,915,582.24
  4. Step 4: Simplify right side
    395,965,620.72x = 128,307,132,706,101,440
  5. Step 5: Solve for x
    x = 128,307,132,706,101,440/395,965,620.72
  6. Step 6: Final answer
    x = 324,036,042.50

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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.