Home / 166,478,289.39-249,741,361.23-51,471,799.79

Finding the Fourth Proportional to 166,478,289.39, 249,741,361.23 and 51,471,799.79

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Solution

The fourth proportional to 166,478,289.39, 249,741,361.23 and 51,471,799.79 is: 77,215,097.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,478,289.39 : 249,741,361.23 = 51,471,799.79 : x
  2. Step 2: Convert to fraction form
    166,478,289.39/249,741,361.23 = 51,471,799.79/x
  3. Step 3: Cross multiply
    166,478,289.39x = 249,741,361.23 × 51,471,799.79
  4. Step 4: Simplify right side
    166,478,289.39x = 12,854,637,343,263,920
  5. Step 5: Solve for x
    x = 12,854,637,343,263,920/166,478,289.39
  6. Step 6: Final answer
    x = 77,215,097.48

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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.