Home / 5,628,430,803.51-8,443,943,212.91-1,947,936,143.43

Finding the Fourth Proportional to 5,628,430,803.51, 8,443,943,212.91 and 1,947,936,143.43

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Solution

The fourth proportional to 5,628,430,803.51, 8,443,943,212.91 and 1,947,936,143.43 is: 2,922,353,094.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628,430,803.51 : 8,443,943,212.91 = 1,947,936,143.43 : x
  2. Step 2: Convert to fraction form
    5,628,430,803.51/8,443,943,212.91 = 1,947,936,143.43/x
  3. Step 3: Cross multiply
    5,628,430,803.51x = 8,443,943,212.91 × 1,947,936,143.43
  4. Step 4: Simplify right side
    5,628,430,803.51x = 16,448,262,177,488,089,088
  5. Step 5: Solve for x
    x = 16,448,262,177,488,089,088/5,628,430,803.51
  6. Step 6: Final answer
    x = 2,922,353,094.80

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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.