Home / 205,514,865.38-308,535,366.90-176,553,988.22

Finding the Fourth Proportional to 205,514,865.38, 308,535,366.90 and 176,553,988.22

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Solution

The fourth proportional to 205,514,865.38, 308,535,366.90 and 176,553,988.22 is: 265,056,979.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,514,865.38 : 308,535,366.90 = 176,553,988.22 : x
  2. Step 2: Convert to fraction form
    205,514,865.38/308,535,366.90 = 176,553,988.22/x
  3. Step 3: Cross multiply
    205,514,865.38x = 308,535,366.90 × 176,553,988.22
  4. Step 4: Simplify right side
    205,514,865.38x = 54,473,149,533,115,976
  5. Step 5: Solve for x
    x = 54,473,149,533,115,976/205,514,865.38
  6. Step 6: Final answer
    x = 265,056,979.86

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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.