Home / 172,031,785.60-258,047,678.40-50,863,237.60

Finding the Fourth Proportional to 172,031,785.60, 258,047,678.40 and 50,863,237.60

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Solution

The fourth proportional to 172,031,785.60, 258,047,678.40 and 50,863,237.60 is: 76,294,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,031,785.60 : 258,047,678.40 = 50,863,237.60 : x
  2. Step 2: Convert to fraction form
    172,031,785.60/258,047,678.40 = 50,863,237.60/x
  3. Step 3: Cross multiply
    172,031,785.60x = 258,047,678.40 × 50,863,237.60
  4. Step 4: Simplify right side
    172,031,785.60x = 13,125,140,378,587,588
  5. Step 5: Solve for x
    x = 13,125,140,378,587,588/172,031,785.60
  6. Step 6: Final answer
    x = 76,294,856.40

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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.