Home / 50,977,657.80-76,466,486.70-45,875,824.20

Finding the Fourth Proportional to 50,977,657.80, 76,466,486.70 and 45,875,824.20

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Solution

The fourth proportional to 50,977,657.80, 76,466,486.70 and 45,875,824.20 is: 68,813,736.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,977,657.80 : 76,466,486.70 = 45,875,824.20 : x
  2. Step 2: Convert to fraction form
    50,977,657.80/76,466,486.70 = 45,875,824.20/x
  3. Step 3: Cross multiply
    50,977,657.80x = 76,466,486.70 × 45,875,824.20
  4. Step 4: Simplify right side
    50,977,657.80x = 3,507,963,101,040,838.50
  5. Step 5: Solve for x
    x = 3,507,963,101,040,838.50/50,977,657.80
  6. Step 6: Final answer
    x = 68,813,736.30

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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.