Home / 303,443,975.16-418,754,005.21-164,214,749.23

Finding the Fourth Proportional to 303,443,975.16, 418,754,005.21 and 164,214,749.23

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Solution

The fourth proportional to 303,443,975.16, 418,754,005.21 and 164,214,749.23 is: 226,617,068.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,443,975.16 : 418,754,005.21 = 164,214,749.23 : x
  2. Step 2: Convert to fraction form
    303,443,975.16/418,754,005.21 = 164,214,749.23/x
  3. Step 3: Cross multiply
    303,443,975.16x = 418,754,005.21 × 164,214,749.23
  4. Step 4: Simplify right side
    303,443,975.16x = 68,765,583,953,160,832
  5. Step 5: Solve for x
    x = 68,765,583,953,160,832/303,443,975.16
  6. Step 6: Final answer
    x = 226,617,068.00

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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.