Home / 436,551,211.80-654,826,817.70-377,880,125.40

Finding the Fourth Proportional to 436,551,211.80, 654,826,817.70 and 377,880,125.40

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Solution

The fourth proportional to 436,551,211.80, 654,826,817.70 and 377,880,125.40 is: 566,820,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,551,211.80 : 654,826,817.70 = 377,880,125.40 : x
  2. Step 2: Convert to fraction form
    436,551,211.80/654,826,817.70 = 377,880,125.40/x
  3. Step 3: Cross multiply
    436,551,211.80x = 654,826,817.70 × 377,880,125.40
  4. Step 4: Simplify right side
    436,551,211.80x = 247,446,039,987,758,944
  5. Step 5: Solve for x
    x = 247,446,039,987,758,944/436,551,211.80
  6. Step 6: Final answer
    x = 566,820,188.10

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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.