Home / 607,892,666.70-838,892,597.49-329,434,190.23

Finding the Fourth Proportional to 607,892,666.70, 838,892,597.49 and 329,434,190.23

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Solution

The fourth proportional to 607,892,666.70, 838,892,597.49 and 329,434,190.23 is: 454,619,571.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,892,666.70 : 838,892,597.49 = 329,434,190.23 : x
  2. Step 2: Convert to fraction form
    607,892,666.70/838,892,597.49 = 329,434,190.23/x
  3. Step 3: Cross multiply
    607,892,666.70x = 838,892,597.49 × 329,434,190.23
  4. Step 4: Simplify right side
    607,892,666.70x = 276,359,903,544,959,424
  5. Step 5: Solve for x
    x = 276,359,903,544,959,424/607,892,666.70
  6. Step 6: Final answer
    x = 454,619,571.32

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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.