Home / 437,036,596.20-655,554,894.30-434,485,679.40

Finding the Fourth Proportional to 437,036,596.20, 655,554,894.30 and 434,485,679.40

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Solution

The fourth proportional to 437,036,596.20, 655,554,894.30 and 434,485,679.40 is: 651,728,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,036,596.20 : 655,554,894.30 = 434,485,679.40 : x
  2. Step 2: Convert to fraction form
    437,036,596.20/655,554,894.30 = 434,485,679.40/x
  3. Step 3: Cross multiply
    437,036,596.20x = 655,554,894.30 × 434,485,679.40
  4. Step 4: Simplify right side
    437,036,596.20x = 284,829,213,633,930,656
  5. Step 5: Solve for x
    x = 284,829,213,633,930,656/437,036,596.20
  6. Step 6: Final answer
    x = 651,728,519.10

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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.