Home / 559,872,619.80-839,556,987.30-214,711,531.80

Finding the Fourth Proportional to 559,872,619.80, 839,556,987.30 and 214,711,531.80

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Solution

The fourth proportional to 559,872,619.80, 839,556,987.30 and 214,711,531.80 is: 321,970,677.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,872,619.80 : 839,556,987.30 = 214,711,531.80 : x
  2. Step 2: Convert to fraction form
    559,872,619.80/839,556,987.30 = 214,711,531.80/x
  3. Step 3: Cross multiply
    559,872,619.80x = 839,556,987.30 × 214,711,531.80
  4. Step 4: Simplify right side
    559,872,619.80x = 180,262,566,776,576,160
  5. Step 5: Solve for x
    x = 180,262,566,776,576,160/559,872,619.80
  6. Step 6: Final answer
    x = 321,970,677.62

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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.