Home / 384,781,981.08-576,965,342.04-174,577,940.16

Finding the Fourth Proportional to 384,781,981.08, 576,965,342.04 and 174,577,940.16

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Solution

The fourth proportional to 384,781,981.08, 576,965,342.04 and 174,577,940.16 is: 261,772,707.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,781,981.08 : 576,965,342.04 = 174,577,940.16 : x
  2. Step 2: Convert to fraction form
    384,781,981.08/576,965,342.04 = 174,577,940.16/x
  3. Step 3: Cross multiply
    384,781,981.08x = 576,965,342.04 × 174,577,940.16
  4. Step 4: Simplify right side
    384,781,981.08x = 100,725,420,957,053,040
  5. Step 5: Solve for x
    x = 100,725,420,957,053,040/384,781,981.08
  6. Step 6: Final answer
    x = 261,772,707.43

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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.