Home / 1,047,243,968.73-1,570,393,228.94-300,088,844.80

Finding the Fourth Proportional to 1,047,243,968.73, 1,570,393,228.94 and 300,088,844.80

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Solution

The fourth proportional to 1,047,243,968.73, 1,570,393,228.94 and 300,088,844.80 is: 449,997,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,243,968.73 : 1,570,393,228.94 = 300,088,844.80 : x
  2. Step 2: Convert to fraction form
    1,047,243,968.73/1,570,393,228.94 = 300,088,844.80/x
  3. Step 3: Cross multiply
    1,047,243,968.73x = 1,570,393,228.94 × 300,088,844.80
  4. Step 4: Simplify right side
    1,047,243,968.73x = 471,257,489,954,346,560
  5. Step 5: Solve for x
    x = 471,257,489,954,346,560/1,047,243,968.73
  6. Step 6: Final answer
    x = 449,997,807.60

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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.