Home / 173,151,311.10-238,949,039.70-93,766,509.42

Finding the Fourth Proportional to 173,151,311.10, 238,949,039.70 and 93,766,509.42

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Solution

The fourth proportional to 173,151,311.10, 238,949,039.70 and 93,766,509.42 is: 129,397,907.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,151,311.10 : 238,949,039.70 = 93,766,509.42 : x
  2. Step 2: Convert to fraction form
    173,151,311.10/238,949,039.70 = 93,766,509.42/x
  3. Step 3: Cross multiply
    173,151,311.10x = 238,949,039.70 × 93,766,509.42
  4. Step 4: Simplify right side
    173,151,311.10x = 22,405,417,381,930,004
  5. Step 5: Solve for x
    x = 22,405,417,381,930,004/173,151,311.10
  6. Step 6: Final answer
    x = 129,397,907.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.