Home / 140,251,812.20-210,377,718.30-114,742,644.20

Finding the Fourth Proportional to 140,251,812.20, 210,377,718.30 and 114,742,644.20

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Solution

The fourth proportional to 140,251,812.20, 210,377,718.30 and 114,742,644.20 is: 172,113,966.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,251,812.20 : 210,377,718.30 = 114,742,644.20 : x
  2. Step 2: Convert to fraction form
    140,251,812.20/210,377,718.30 = 114,742,644.20/x
  3. Step 3: Cross multiply
    140,251,812.20x = 210,377,718.30 × 114,742,644.20
  4. Step 4: Simplify right side
    140,251,812.20x = 24,139,295,678,504,732
  5. Step 5: Solve for x
    x = 24,139,295,678,504,732/140,251,812.20
  6. Step 6: Final answer
    x = 172,113,966.30

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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.