Home / 172,113,729.45-237,510,017.42-93,795,601.38

Finding the Fourth Proportional to 172,113,729.45, 237,510,017.42 and 93,795,601.38

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Solution

The fourth proportional to 172,113,729.45, 237,510,017.42 and 93,795,601.38 is: 129,434,153.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,113,729.45 : 237,510,017.42 = 93,795,601.38 : x
  2. Step 2: Convert to fraction form
    172,113,729.45/237,510,017.42 = 93,795,601.38/x
  3. Step 3: Cross multiply
    172,113,729.45x = 237,510,017.42 × 93,795,601.38
  4. Step 4: Simplify right side
    172,113,729.45x = 22,277,394,917,214,196
  5. Step 5: Solve for x
    x = 22,277,394,917,214,196/172,113,729.45
  6. Step 6: Final answer
    x = 129,434,153.73

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1.5x scale

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.