Home / 177,131,421.10-265,697,131.65-99,647,323.30

Finding the Fourth Proportional to 177,131,421.10, 265,697,131.65 and 99,647,323.30

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Solution

The fourth proportional to 177,131,421.10, 265,697,131.65 and 99,647,323.30 is: 149,470,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,131,421.10 : 265,697,131.65 = 99,647,323.30 : x
  2. Step 2: Convert to fraction form
    177,131,421.10/265,697,131.65 = 99,647,323.30/x
  3. Step 3: Cross multiply
    177,131,421.10x = 265,697,131.65 × 99,647,323.30
  4. Step 4: Simplify right side
    177,131,421.10x = 26,476,007,977,410,212
  5. Step 5: Solve for x
    x = 26,476,007,977,410,212/177,131,421.10
  6. Step 6: Final answer
    x = 149,470,984.95

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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.