Home / 192,456,815.40-288,685,223.10-181,119,407.40

Finding the Fourth Proportional to 192,456,815.40, 288,685,223.10 and 181,119,407.40

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Solution

The fourth proportional to 192,456,815.40, 288,685,223.10 and 181,119,407.40 is: 271,679,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,456,815.40 : 288,685,223.10 = 181,119,407.40 : x
  2. Step 2: Convert to fraction form
    192,456,815.40/288,685,223.10 = 181,119,407.40/x
  3. Step 3: Cross multiply
    192,456,815.40x = 288,685,223.10 × 181,119,407.40
  4. Step 4: Simplify right side
    192,456,815.40x = 52,286,496,533,008,800
  5. Step 5: Solve for x
    x = 52,286,496,533,008,800/192,456,815.40
  6. Step 6: Final answer
    x = 271,679,111.10

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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.