Home / 1,142,928,850.02-1,714,563,631.41-405,936,837.60

Finding the Fourth Proportional to 1,142,928,850.02, 1,714,563,631.41 and 405,936,837.60

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Solution

The fourth proportional to 1,142,928,850.02, 1,714,563,631.41 and 405,936,837.60 is: 608,965,762.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,928,850.02 : 1,714,563,631.41 = 405,936,837.60 : x
  2. Step 2: Convert to fraction form
    1,142,928,850.02/1,714,563,631.41 = 405,936,837.60/x
  3. Step 3: Cross multiply
    1,142,928,850.02x = 1,714,563,631.41 × 405,936,837.60
  4. Step 4: Simplify right side
    1,142,928,850.02x = 696,004,538,398,547,456
  5. Step 5: Solve for x
    x = 696,004,538,398,547,456/1,142,928,850.02
  6. Step 6: Final answer
    x = 608,965,762.29

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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.