Home / 209,310,142.04-313,941,256.62-55,968,155.88

Finding the Fourth Proportional to 209,310,142.04, 313,941,256.62 and 55,968,155.88

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Solution

The fourth proportional to 209,310,142.04, 313,941,256.62 and 55,968,155.88 is: 83,945,828.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,310,142.04 : 313,941,256.62 = 55,968,155.88 : x
  2. Step 2: Convert to fraction form
    209,310,142.04/313,941,256.62 = 55,968,155.88/x
  3. Step 3: Cross multiply
    209,310,142.04x = 313,941,256.62 × 55,968,155.88
  4. Step 4: Simplify right side
    209,310,142.04x = 17,570,713,187,671,244
  5. Step 5: Solve for x
    x = 17,570,713,187,671,244/209,310,142.04
  6. Step 6: Final answer
    x = 83,945,828.03

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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.