Home / 309,730,578.17-464,426,052.96-122,795,147.77

Finding the Fourth Proportional to 309,730,578.17, 464,426,052.96 and 122,795,147.77

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Solution

The fourth proportional to 309,730,578.17, 464,426,052.96 and 122,795,147.77 is: 184,125,397.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,730,578.17 : 464,426,052.96 = 122,795,147.77 : x
  2. Step 2: Convert to fraction form
    309,730,578.17/464,426,052.96 = 122,795,147.77/x
  3. Step 3: Cross multiply
    309,730,578.17x = 464,426,052.96 × 122,795,147.77
  4. Step 4: Simplify right side
    309,730,578.17x = 57,029,265,800,299,976
  5. Step 5: Solve for x
    x = 57,029,265,800,299,976/309,730,578.17
  6. Step 6: Final answer
    x = 184,125,397.43

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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.