Home / 1,008,637,873.80-1,511,534,593.48-476,281,280.04

Finding the Fourth Proportional to 1,008,637,873.80, 1,511,534,593.48 and 476,281,280.04

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Solution

The fourth proportional to 1,008,637,873.80, 1,511,534,593.48 and 476,281,280.04 is: 713,750,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,637,873.80 : 1,511,534,593.48 = 476,281,280.04 : x
  2. Step 2: Convert to fraction form
    1,008,637,873.80/1,511,534,593.48 = 476,281,280.04/x
  3. Step 3: Cross multiply
    1,008,637,873.80x = 1,511,534,593.48 × 476,281,280.04
  4. Step 4: Simplify right side
    1,008,637,873.80x = 719,915,631,007,395,456
  5. Step 5: Solve for x
    x = 719,915,631,007,395,456/1,008,637,873.80
  6. Step 6: Final answer
    x = 713,750,345.60

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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.