Home / 166,478,297.67-249,741,373.64-51,471,808.02

Finding the Fourth Proportional to 166,478,297.67, 249,741,373.64 and 51,471,808.02

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Solution

The fourth proportional to 166,478,297.67, 249,741,373.64 and 51,471,808.02 is: 77,215,109.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,478,297.67 : 249,741,373.64 = 51,471,808.02 : x
  2. Step 2: Convert to fraction form
    166,478,297.67/249,741,373.64 = 51,471,808.02/x
  3. Step 3: Cross multiply
    166,478,297.67x = 249,741,373.64 × 51,471,808.02
  4. Step 4: Simplify right side
    166,478,297.67x = 12,854,640,038,391,810
  5. Step 5: Solve for x
    x = 12,854,640,038,391,810/166,478,297.67
  6. Step 6: Final answer
    x = 77,215,109.83

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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.