Home / 12,432,234,794.40-18,647,920,882.80-3,116,064,247.20

Finding the Fourth Proportional to 12,432,234,794.40, 18,647,920,882.80 and 3,116,064,247.20

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Solution

The fourth proportional to 12,432,234,794.40, 18,647,920,882.80 and 3,116,064,247.20 is: 4,673,988,265.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,432,234,794.40 : 18,647,920,882.80 = 3,116,064,247.20 : x
  2. Step 2: Convert to fraction form
    12,432,234,794.40/18,647,920,882.80 = 3,116,064,247.20/x
  3. Step 3: Cross multiply
    12,432,234,794.40x = 18,647,920,882.80 × 3,116,064,247.20
  4. Step 4: Simplify right side
    12,432,234,794.40x = 58,108,119,547,507,335,168
  5. Step 5: Solve for x
    x = 58,108,119,547,507,335,168/12,432,234,794.40
  6. Step 6: Final answer
    x = 4,673,988,265.87

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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.