Home / 302,783,237.70-454,387,432.95-130,383,777.30

Finding the Fourth Proportional to 302,783,237.70, 454,387,432.95 and 130,383,777.30

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Solution

The fourth proportional to 302,783,237.70, 454,387,432.95 and 130,383,777.30 is: 195,667,205.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,783,237.70 : 454,387,432.95 = 130,383,777.30 : x
  2. Step 2: Convert to fraction form
    302,783,237.70/454,387,432.95 = 130,383,777.30/x
  3. Step 3: Cross multiply
    302,783,237.70x = 454,387,432.95 × 130,383,777.30
  4. Step 4: Simplify right side
    302,783,237.70x = 59,244,749,865,671,480
  5. Step 5: Solve for x
    x = 59,244,749,865,671,480/302,783,237.70
  6. Step 6: Final answer
    x = 195,667,205.08

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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.