Home / 607,602,185.76-838,493,584.74-329,143,708.92

Finding the Fourth Proportional to 607,602,185.76, 838,493,584.74 and 329,143,708.92

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Solution

The fourth proportional to 607,602,185.76, 838,493,584.74 and 329,143,708.92 is: 454,219,709.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,602,185.76 : 838,493,584.74 = 329,143,708.92 : x
  2. Step 2: Convert to fraction form
    607,602,185.76/838,493,584.74 = 329,143,708.92/x
  3. Step 3: Cross multiply
    607,602,185.76x = 838,493,584.74 × 329,143,708.92
  4. Step 4: Simplify right side
    607,602,185.76x = 275,984,888,386,949,920
  5. Step 5: Solve for x
    x = 275,984,888,386,949,920/607,602,185.76
  6. Step 6: Final answer
    x = 454,219,709.63

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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.