Home / 462,529,604.44-693,835,187.72-130,539,571.68

Finding the Fourth Proportional to 462,529,604.44, 693,835,187.72 and 130,539,571.68

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Solution

The fourth proportional to 462,529,604.44, 693,835,187.72 and 130,539,571.68 is: 195,820,867.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,529,604.44 : 693,835,187.72 = 130,539,571.68 : x
  2. Step 2: Convert to fraction form
    462,529,604.44/693,835,187.72 = 130,539,571.68/x
  3. Step 3: Cross multiply
    462,529,604.44x = 693,835,187.72 × 130,539,571.68
  4. Step 4: Simplify right side
    462,529,604.44x = 90,572,948,221,481,200
  5. Step 5: Solve for x
    x = 90,572,948,221,481,200/462,529,604.44
  6. Step 6: Final answer
    x = 195,820,867.14

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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.