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Finding the Fourth Proportional to 463,581,364.80, 649,969,425.60 and 463,581,364.80

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Solution

The fourth proportional to 463,581,364.80, 649,969,425.60 and 463,581,364.80 is: 649,969,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,581,364.80 : 649,969,425.60 = 463,581,364.80 : x
  2. Step 2: Convert to fraction form
    463,581,364.80/649,969,425.60 = 463,581,364.80/x
  3. Step 3: Cross multiply
    463,581,364.80x = 649,969,425.60 × 463,581,364.80
  4. Step 4: Simplify right side
    463,581,364.80x = 301,313,713,397,920,064
  5. Step 5: Solve for x
    x = 301,313,713,397,920,064/463,581,364.80
  6. Step 6: Final answer
    x = 649,969,425.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.