Home / 379,079,009.10-568,679,614.65-116,763,438.06

Finding the Fourth Proportional to 379,079,009.10, 568,679,614.65 and 116,763,438.06

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Solution

The fourth proportional to 379,079,009.10, 568,679,614.65 and 116,763,438.06 is: 175,163,977.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,079,009.10 : 568,679,614.65 = 116,763,438.06 : x
  2. Step 2: Convert to fraction form
    379,079,009.10/568,679,614.65 = 116,763,438.06/x
  3. Step 3: Cross multiply
    379,079,009.10x = 568,679,614.65 × 116,763,438.06
  4. Step 4: Simplify right side
    379,079,009.10x = 66,400,986,961,169,944
  5. Step 5: Solve for x
    x = 66,400,986,961,169,944/379,079,009.10
  6. Step 6: Final answer
    x = 175,163,977.34

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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.