Home / 552,954,558.38-829,426,156.65-319,636,811.52

Finding the Fourth Proportional to 552,954,558.38, 829,426,156.65 and 319,636,811.52

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Solution

The fourth proportional to 552,954,558.38, 829,426,156.65 and 319,636,811.52 is: 479,451,933.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,954,558.38 : 829,426,156.65 = 319,636,811.52 : x
  2. Step 2: Convert to fraction form
    552,954,558.38/829,426,156.65 = 319,636,811.52/x
  3. Step 3: Cross multiply
    552,954,558.38x = 829,426,156.65 × 319,636,811.52
  4. Step 4: Simplify right side
    552,954,558.38x = 265,115,132,102,894,016
  5. Step 5: Solve for x
    x = 265,115,132,102,894,016/552,954,558.38
  6. Step 6: Final answer
    x = 479,451,933.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.