Home / 118,045,793.45-177,068,690.18-105,610,074.05

Finding the Fourth Proportional to 118,045,793.45, 177,068,690.18 and 105,610,074.05

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Solution

The fourth proportional to 118,045,793.45, 177,068,690.18 and 105,610,074.05 is: 158,415,111.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,045,793.45 : 177,068,690.18 = 105,610,074.05 : x
  2. Step 2: Convert to fraction form
    118,045,793.45/177,068,690.18 = 105,610,074.05/x
  3. Step 3: Cross multiply
    118,045,793.45x = 177,068,690.18 × 105,610,074.05
  4. Step 4: Simplify right side
    118,045,793.45x = 18,700,237,481,846,308
  5. Step 5: Solve for x
    x = 18,700,237,481,846,308/118,045,793.45
  6. Step 6: Final answer
    x = 158,415,111.08

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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.