Home / 12,388,296,788.40-18,582,462,955.44-9,457,218,444

Finding the Fourth Proportional to 12,388,296,788.40, 18,582,462,955.44 and 9,457,218,444

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Solution

The fourth proportional to 12,388,296,788.40, 18,582,462,955.44 and 9,457,218,444 is: 14,185,841,233.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,388,296,788.40 : 18,582,462,955.44 = 9,457,218,444 : x
  2. Step 2: Convert to fraction form
    12,388,296,788.40/18,582,462,955.44 = 9,457,218,444/x
  3. Step 3: Cross multiply
    12,388,296,788.40x = 18,582,462,955.44 × 9,457,218,444
  4. Step 4: Simplify right side
    12,388,296,788.40x = 175,738,411,397,133,893,632
  5. Step 5: Solve for x
    x = 175,738,411,397,133,893,632/12,388,296,788.40
  6. Step 6: Final answer
    x = 14,185,841,233.78

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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.