Home / 559,173,150.12-838,880,800.25-214,126,789.41

Finding the Fourth Proportional to 559,173,150.12, 838,880,800.25 and 214,126,789.41

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Solution

The fourth proportional to 559,173,150.12, 838,880,800.25 and 214,126,789.41 is: 321,236,547.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,173,150.12 : 838,880,800.25 = 214,126,789.41 : x
  2. Step 2: Convert to fraction form
    559,173,150.12/838,880,800.25 = 214,126,789.41/x
  3. Step 3: Cross multiply
    559,173,150.12x = 838,880,800.25 × 214,126,789.41
  4. Step 4: Simplify right side
    559,173,150.12x = 179,626,852,449,958,976
  5. Step 5: Solve for x
    x = 179,626,852,449,958,976/559,173,150.12
  6. Step 6: Final answer
    x = 321,236,547.95

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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.