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Finding the Fourth Proportional to 227,671,663.64, 314,186,829.54 and 123,249,657.56

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Solution

The fourth proportional to 227,671,663.64, 314,186,829.54 and 123,249,657.56 is: 170,084,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,671,663.64 : 314,186,829.54 = 123,249,657.56 : x
  2. Step 2: Convert to fraction form
    227,671,663.64/314,186,829.54 = 123,249,657.56/x
  3. Step 3: Cross multiply
    227,671,663.64x = 314,186,829.54 × 123,249,657.56
  4. Step 4: Simplify right side
    227,671,663.64x = 38,723,419,150,667,096
  5. Step 5: Solve for x
    x = 38,723,419,150,667,096/227,671,663.64
  6. Step 6: Final answer
    x = 170,084,491.55

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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.