Home / 570,523,456.24-787,341,832.56-319,638,426.88

Finding the Fourth Proportional to 570,523,456.24, 787,341,832.56 and 319,638,426.88

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Solution

The fourth proportional to 570,523,456.24, 787,341,832.56 and 319,638,426.88 is: 441,111,933.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,523,456.24 : 787,341,832.56 = 319,638,426.88 : x
  2. Step 2: Convert to fraction form
    570,523,456.24/787,341,832.56 = 319,638,426.88/x
  3. Step 3: Cross multiply
    570,523,456.24x = 787,341,832.56 × 319,638,426.88
  4. Step 4: Simplify right side
    570,523,456.24x = 251,664,704,776,294,752
  5. Step 5: Solve for x
    x = 251,664,704,776,294,752/570,523,456.24
  6. Step 6: Final answer
    x = 441,111,933.30

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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.