Home / 684,244,023.36-1,026,671,164.80-315,580,732.80

Finding the Fourth Proportional to 684,244,023.36, 1,026,671,164.80 and 315,580,732.80

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Solution

The fourth proportional to 684,244,023.36, 1,026,671,164.80 and 315,580,732.80 is: 473,511,828.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,244,023.36 : 1,026,671,164.80 = 315,580,732.80 : x
  2. Step 2: Convert to fraction form
    684,244,023.36/1,026,671,164.80 = 315,580,732.80/x
  3. Step 3: Cross multiply
    684,244,023.36x = 1,026,671,164.80 × 315,580,732.80
  4. Step 4: Simplify right side
    684,244,023.36x = 323,997,638,532,213,568
  5. Step 5: Solve for x
    x = 323,997,638,532,213,568/684,244,023.36
  6. Step 6: Final answer
    x = 473,511,828.34

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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.