Home / 463,574,022,895.20-695,361,034,342.80-445,289,051,272.80

Finding the Fourth Proportional to 463,574,022,895.20, 695,361,034,342.80 and 445,289,051,272.80

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Solution

The fourth proportional to 463,574,022,895.20, 695,361,034,342.80 and 445,289,051,272.80 is: 667,933,576,909.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,574,022,895.20 : 695,361,034,342.80 = 445,289,051,272.80 : x
  2. Step 2: Convert to fraction form
    463,574,022,895.20/695,361,034,342.80 = 445,289,051,272.80/x
  3. Step 3: Cross multiply
    463,574,022,895.20x = 695,361,034,342.80 × 445,289,051,272.80
  4. Step 4: Simplify right side
    463,574,022,895.20x = 309,636,655,274,578,342,313,984
  5. Step 5: Solve for x
    x = 309,636,655,274,578,342,313,984/463,574,022,895.20
  6. Step 6: Final answer
    x = 667,933,576,909.20

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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.