Home / 525,646,984,532.85-788,446,783,167.69-219,210,578,728.29

Finding the Fourth Proportional to 525,646,984,532.85, 788,446,783,167.69 and 219,210,578,728.29

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Solution

The fourth proportional to 525,646,984,532.85, 788,446,783,167.69 and 219,210,578,728.29 is: 328,805,987,136.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,646,984,532.85 : 788,446,783,167.69 = 219,210,578,728.29 : x
  2. Step 2: Convert to fraction form
    525,646,984,532.85/788,446,783,167.69 = 219,210,578,728.29/x
  3. Step 3: Cross multiply
    525,646,984,532.85x = 788,446,783,167.69 × 219,210,578,728.29
  4. Step 4: Simplify right side
    525,646,984,532.85x = 172,835,875,634,647,903,764,480
  5. Step 5: Solve for x
    x = 172,835,875,634,647,903,764,480/525,646,984,532.85
  6. Step 6: Final answer
    x = 328,805,987,136.50

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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.