Home / 121,383,011.70-182,074,517.55-110,329,038.90

Finding the Fourth Proportional to 121,383,011.70, 182,074,517.55 and 110,329,038.90

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Solution

The fourth proportional to 121,383,011.70, 182,074,517.55 and 110,329,038.90 is: 165,493,558.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,383,011.70 : 182,074,517.55 = 110,329,038.90 : x
  2. Step 2: Convert to fraction form
    121,383,011.70/182,074,517.55 = 110,329,038.90/x
  3. Step 3: Cross multiply
    121,383,011.70x = 182,074,517.55 × 110,329,038.90
  4. Step 4: Simplify right side
    121,383,011.70x = 20,088,106,529,472,684
  5. Step 5: Solve for x
    x = 20,088,106,529,472,684/121,383,011.70
  6. Step 6: Final answer
    x = 165,493,558.35

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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.