Home / 168,510,001.80-252,765,002.70-117,449,675.40

Finding the Fourth Proportional to 168,510,001.80, 252,765,002.70 and 117,449,675.40

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Solution

The fourth proportional to 168,510,001.80, 252,765,002.70 and 117,449,675.40 is: 176,174,513.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,510,001.80 : 252,765,002.70 = 117,449,675.40 : x
  2. Step 2: Convert to fraction form
    168,510,001.80/252,765,002.70 = 117,449,675.40/x
  3. Step 3: Cross multiply
    168,510,001.80x = 252,765,002.70 × 117,449,675.40
  4. Step 4: Simplify right side
    168,510,001.80x = 29,687,167,519,595,124
  5. Step 5: Solve for x
    x = 29,687,167,519,595,124/168,510,001.80
  6. Step 6: Final answer
    x = 176,174,513.10

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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.