Home / 1,843,110,978.12-2,543,493,365.46-1,007,736,114.60

Finding the Fourth Proportional to 1,843,110,978.12, 2,543,493,365.46 and 1,007,736,114.60

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Solution

The fourth proportional to 1,843,110,978.12, 2,543,493,365.46 and 1,007,736,114.60 is: 1,390,675,956.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,110,978.12 : 2,543,493,365.46 = 1,007,736,114.60 : x
  2. Step 2: Convert to fraction form
    1,843,110,978.12/2,543,493,365.46 = 1,007,736,114.60/x
  3. Step 3: Cross multiply
    1,843,110,978.12x = 2,543,493,365.46 × 1,007,736,114.60
  4. Step 4: Simplify right side
    1,843,110,978.12x = 2,563,170,121,619,538,432
  5. Step 5: Solve for x
    x = 2,563,170,121,619,538,432/1,843,110,978.12
  6. Step 6: Final answer
    x = 1,390,675,956.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.