Home / 227,918,806.51-314,529,047.93-123,496,850.16

Finding the Fourth Proportional to 227,918,806.51, 314,529,047.93 and 123,496,850.16

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Solution

The fourth proportional to 227,918,806.51, 314,529,047.93 and 123,496,850.16 is: 170,426,246.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,918,806.51 : 314,529,047.93 = 123,496,850.16 : x
  2. Step 2: Convert to fraction form
    227,918,806.51/314,529,047.93 = 123,496,850.16/x
  3. Step 3: Cross multiply
    227,918,806.51x = 314,529,047.93 × 123,496,850.16
  4. Step 4: Simplify right side
    227,918,806.51x = 38,843,346,703,178,664
  5. Step 5: Solve for x
    x = 38,843,346,703,178,664/227,918,806.51
  6. Step 6: Final answer
    x = 170,426,246.51

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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.