Home / 166,478,288.39-249,741,359.73-51,471,798.79

Finding the Fourth Proportional to 166,478,288.39, 249,741,359.73 and 51,471,798.79

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Solution

The fourth proportional to 166,478,288.39, 249,741,359.73 and 51,471,798.79 is: 77,215,095.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,478,288.39 : 249,741,359.73 = 51,471,798.79 : x
  2. Step 2: Convert to fraction form
    166,478,288.39/249,741,359.73 = 51,471,798.79/x
  3. Step 3: Cross multiply
    166,478,288.39x = 249,741,359.73 × 51,471,798.79
  4. Step 4: Simplify right side
    166,478,288.39x = 12,854,637,016,314,860
  5. Step 5: Solve for x
    x = 12,854,637,016,314,860/166,478,288.39
  6. Step 6: Final answer
    x = 77,215,095.98

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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.