Home / 808,982,904.41-1,116,078,748.16-469,833,644.37

Finding the Fourth Proportional to 808,982,904.41, 1,116,078,748.16 and 469,833,644.37

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Solution

The fourth proportional to 808,982,904.41, 1,116,078,748.16 and 469,833,644.37 is: 648,185,941.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,982,904.41 : 1,116,078,748.16 = 469,833,644.37 : x
  2. Step 2: Convert to fraction form
    808,982,904.41/1,116,078,748.16 = 469,833,644.37/x
  3. Step 3: Cross multiply
    808,982,904.41x = 1,116,078,748.16 × 469,833,644.37
  4. Step 4: Simplify right side
    808,982,904.41x = 524,371,345,651,920,256
  5. Step 5: Solve for x
    x = 524,371,345,651,920,256/808,982,904.41
  6. Step 6: Final answer
    x = 648,185,941.63

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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.