Home / 18,398,483,004.30-27,597,724,506.45-7,922,718,012.30

Finding the Fourth Proportional to 18,398,483,004.30, 27,597,724,506.45 and 7,922,718,012.30

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Solution

The fourth proportional to 18,398,483,004.30, 27,597,724,506.45 and 7,922,718,012.30 is: 11,884,077,018.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,398,483,004.30 : 27,597,724,506.45 = 7,922,718,012.30 : x
  2. Step 2: Convert to fraction form
    18,398,483,004.30/27,597,724,506.45 = 7,922,718,012.30/x
  3. Step 3: Cross multiply
    18,398,483,004.30x = 27,597,724,506.45 × 7,922,718,012.30
  4. Step 4: Simplify right side
    18,398,483,004.30x = 218,648,989,045,744,566,272
  5. Step 5: Solve for x
    x = 218,648,989,045,744,566,272/18,398,483,004.30
  6. Step 6: Final answer
    x = 11,884,077,018.45

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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.