Home / 2,152,388,967,900.40-3,228,586,559,165.40-878,973,762,890.32

Finding the Fourth Proportional to 2,152,388,967,900.40, 3,228,586,559,165.40 and 878,973,762,890.32

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Solution

The fourth proportional to 2,152,388,967,900.40, 3,228,586,559,165.40 and 878,973,762,890.32 is: 1,318,461,913,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,388,967,900.40 : 3,228,586,559,165.40 = 878,973,762,890.32 : x
  2. Step 2: Convert to fraction form
    2,152,388,967,900.40/3,228,586,559,165.40 = 878,973,762,890.32/x
  3. Step 3: Cross multiply
    2,152,388,967,900.40x = 3,228,586,559,165.40 × 878,973,762,890.32
  4. Step 4: Simplify right side
    2,152,388,967,900.40x = 2,837,842,876,726,722,269,544,448
  5. Step 5: Solve for x
    x = 2,837,842,876,726,722,269,544,448/2,152,388,967,900.40
  6. Step 6: Final answer
    x = 1,318,461,913,273.49

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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.