Home / 166,637,285.92-249,956,759.31-68,322,693.79

Finding the Fourth Proportional to 166,637,285.92, 249,956,759.31 and 68,322,693.79

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Solution

The fourth proportional to 166,637,285.92, 249,956,759.31 and 68,322,693.79 is: 102,484,381.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,637,285.92 : 249,956,759.31 = 68,322,693.79 : x
  2. Step 2: Convert to fraction form
    166,637,285.92/249,956,759.31 = 68,322,693.79/x
  3. Step 3: Cross multiply
    166,637,285.92x = 249,956,759.31 × 68,322,693.79
  4. Step 4: Simplify right side
    166,637,285.92x = 17,077,719,127,077,864
  5. Step 5: Solve for x
    x = 17,077,719,127,077,864/166,637,285.92
  6. Step 6: Final answer
    x = 102,484,381.17

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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.