Home / 82,789,774.20-124,184,661.30-50,425,017.30

Finding the Fourth Proportional to 82,789,774.20, 124,184,661.30 and 50,425,017.30

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Solution

The fourth proportional to 82,789,774.20, 124,184,661.30 and 50,425,017.30 is: 75,637,525.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,789,774.20 : 124,184,661.30 = 50,425,017.30 : x
  2. Step 2: Convert to fraction form
    82,789,774.20/124,184,661.30 = 50,425,017.30/x
  3. Step 3: Cross multiply
    82,789,774.20x = 124,184,661.30 × 50,425,017.30
  4. Step 4: Simplify right side
    82,789,774.20x = 6,262,013,694,447,140
  5. Step 5: Solve for x
    x = 6,262,013,694,447,140/82,789,774.20
  6. Step 6: Final answer
    x = 75,637,525.95

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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.