Home / 227,576,441.77-314,055,478.97-123,154,501.21

Finding the Fourth Proportional to 227,576,441.77, 314,055,478.97 and 123,154,501.21

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Solution

The fourth proportional to 227,576,441.77, 314,055,478.97 and 123,154,501.21 is: 169,953,205.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,576,441.77 : 314,055,478.97 = 123,154,501.21 : x
  2. Step 2: Convert to fraction form
    227,576,441.77/314,055,478.97 = 123,154,501.21/x
  3. Step 3: Cross multiply
    227,576,441.77x = 314,055,478.97 × 123,154,501.21
  4. Step 4: Simplify right side
    227,576,441.77x = 38,677,345,863,878,912
  5. Step 5: Solve for x
    x = 38,677,345,863,878,912/227,576,441.77
  6. Step 6: Final answer
    x = 169,953,205.89

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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.