Home / 228,439,040,358.55-315,248,732,323.20-125,567,391,509.88

Finding the Fourth Proportional to 228,439,040,358.55, 315,248,732,323.20 and 125,567,391,509.88

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Solution

The fourth proportional to 228,439,040,358.55, 315,248,732,323.20 and 125,567,391,509.88 is: 173,284,570,502.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,439,040,358.55 : 315,248,732,323.20 = 125,567,391,509.88 : x
  2. Step 2: Convert to fraction form
    228,439,040,358.55/315,248,732,323.20 = 125,567,391,509.88/x
  3. Step 3: Cross multiply
    228,439,040,358.55x = 315,248,732,323.20 × 125,567,391,509.88
  4. Step 4: Simplify right side
    228,439,040,358.55x = 39,584,960,994,620,618,047,488
  5. Step 5: Solve for x
    x = 39,584,960,994,620,618,047,488/228,439,040,358.55
  6. Step 6: Final answer
    x = 173,284,570,502.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.