Home / 565,929,519.53-849,659,782.69-390,616,682.96

Finding the Fourth Proportional to 565,929,519.53, 849,659,782.69 and 390,616,682.96

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Solution

The fourth proportional to 565,929,519.53, 849,659,782.69 and 390,616,682.96 is: 586,453,391.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,929,519.53 : 849,659,782.69 = 390,616,682.96 : x
  2. Step 2: Convert to fraction form
    565,929,519.53/849,659,782.69 = 390,616,682.96/x
  3. Step 3: Cross multiply
    565,929,519.53x = 849,659,782.69 × 390,616,682.96
  4. Step 4: Simplify right side
    565,929,519.53x = 331,891,285,952,680,832
  5. Step 5: Solve for x
    x = 331,891,285,952,680,832/565,929,519.53
  6. Step 6: Final answer
    x = 586,453,391.28

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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.