Home / 174,742,661.80-262,113,992.70-163,972,124.20

Finding the Fourth Proportional to 174,742,661.80, 262,113,992.70 and 163,972,124.20

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Solution

The fourth proportional to 174,742,661.80, 262,113,992.70 and 163,972,124.20 is: 245,958,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,742,661.80 : 262,113,992.70 = 163,972,124.20 : x
  2. Step 2: Convert to fraction form
    174,742,661.80/262,113,992.70 = 163,972,124.20/x
  3. Step 3: Cross multiply
    174,742,661.80x = 262,113,992.70 × 163,972,124.20
  4. Step 4: Simplify right side
    174,742,661.80x = 42,979,388,165,562,288
  5. Step 5: Solve for x
    x = 42,979,388,165,562,288/174,742,661.80
  6. Step 6: Final answer
    x = 245,958,186.30

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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.