Home / 436,551,428.80-654,827,143.20-377,880,342.40

Finding the Fourth Proportional to 436,551,428.80, 654,827,143.20 and 377,880,342.40

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Solution

The fourth proportional to 436,551,428.80, 654,827,143.20 and 377,880,342.40 is: 566,820,513.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,551,428.80 : 654,827,143.20 = 377,880,342.40 : x
  2. Step 2: Convert to fraction form
    436,551,428.80/654,827,143.20 = 377,880,342.40/x
  3. Step 3: Cross multiply
    436,551,428.80x = 654,827,143.20 × 377,880,342.40
  4. Step 4: Simplify right side
    436,551,428.80x = 247,446,305,085,229,824
  5. Step 5: Solve for x
    x = 247,446,305,085,229,824/436,551,428.80
  6. Step 6: Final answer
    x = 566,820,513.60

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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.