Home / 1,076,211,570.56-1,614,317,377.20-258,323,871.68

Finding the Fourth Proportional to 1,076,211,570.56, 1,614,317,377.20 and 258,323,871.68

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Solution

The fourth proportional to 1,076,211,570.56, 1,614,317,377.20 and 258,323,871.68 is: 387,485,812.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,211,570.56 : 1,614,317,377.20 = 258,323,871.68 : x
  2. Step 2: Convert to fraction form
    1,076,211,570.56/1,614,317,377.20 = 258,323,871.68/x
  3. Step 3: Cross multiply
    1,076,211,570.56x = 1,614,317,377.20 × 258,323,871.68
  4. Step 4: Simplify right side
    1,076,211,570.56x = 417,016,714,998,606,976
  5. Step 5: Solve for x
    x = 417,016,714,998,606,976/1,076,211,570.56
  6. Step 6: Final answer
    x = 387,485,812.65

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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.