Home / 1,628,929,398.76-2,443,776,677.34-538,412,350.44

Finding the Fourth Proportional to 1,628,929,398.76, 2,443,776,677.34 and 538,412,350.44

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Solution

The fourth proportional to 1,628,929,398.76, 2,443,776,677.34 and 538,412,350.44 is: 807,744,980.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,929,398.76 : 2,443,776,677.34 = 538,412,350.44 : x
  2. Step 2: Convert to fraction form
    1,628,929,398.76/2,443,776,677.34 = 538,412,350.44/x
  3. Step 3: Cross multiply
    1,628,929,398.76x = 2,443,776,677.34 × 538,412,350.44
  4. Step 4: Simplify right side
    1,628,929,398.76x = 1,315,759,544,797,083,136
  5. Step 5: Solve for x
    x = 1,315,759,544,797,083,136/1,628,929,398.76
  6. Step 6: Final answer
    x = 807,744,980.11

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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.