Home / 1,119,314,824.40-1,678,972,236.60-536,749,200.20

Finding the Fourth Proportional to 1,119,314,824.40, 1,678,972,236.60 and 536,749,200.20

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Solution

The fourth proportional to 1,119,314,824.40, 1,678,972,236.60 and 536,749,200.20 is: 805,123,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,314,824.40 : 1,678,972,236.60 = 536,749,200.20 : x
  2. Step 2: Convert to fraction form
    1,119,314,824.40/1,678,972,236.60 = 536,749,200.20/x
  3. Step 3: Cross multiply
    1,119,314,824.40x = 1,678,972,236.60 × 536,749,200.20
  4. Step 4: Simplify right side
    1,119,314,824.40x = 901,187,005,153,055,104
  5. Step 5: Solve for x
    x = 901,187,005,153,055,104/1,119,314,824.40
  6. Step 6: Final answer
    x = 805,123,800.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.