Home / 294,041,497.80-440,390,400.30-173,109,145.80

Finding the Fourth Proportional to 294,041,497.80, 440,390,400.30 and 173,109,145.80

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Solution

The fourth proportional to 294,041,497.80, 440,390,400.30 and 173,109,145.80 is: 259,268,186.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,041,497.80 : 440,390,400.30 = 173,109,145.80 : x
  2. Step 2: Convert to fraction form
    294,041,497.80/440,390,400.30 = 173,109,145.80/x
  3. Step 3: Cross multiply
    294,041,497.80x = 440,390,400.30 × 173,109,145.80
  4. Step 4: Simplify right side
    294,041,497.80x = 76,235,606,014,453,072
  5. Step 5: Solve for x
    x = 76,235,606,014,453,072/294,041,497.80
  6. Step 6: Final answer
    x = 259,268,186.92

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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.