Home / 209,310,130.02-313,941,238.64-55,968,143.88

Finding the Fourth Proportional to 209,310,130.02, 313,941,238.64 and 55,968,143.88

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Solution

The fourth proportional to 209,310,130.02, 313,941,238.64 and 55,968,143.88 is: 83,945,810.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,310,130.02 : 313,941,238.64 = 55,968,143.88 : x
  2. Step 2: Convert to fraction form
    209,310,130.02/313,941,238.64 = 55,968,143.88/x
  3. Step 3: Cross multiply
    209,310,130.02x = 313,941,238.64 × 55,968,143.88
  4. Step 4: Simplify right side
    209,310,130.02x = 17,570,708,414,068,936
  5. Step 5: Solve for x
    x = 17,570,708,414,068,936/209,310,130.02
  6. Step 6: Final answer
    x = 83,945,810.04

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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.