Home / 137,725,345.30-206,109,721.05-94,678,624.30

Finding the Fourth Proportional to 137,725,345.30, 206,109,721.05 and 94,678,624.30

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Solution

The fourth proportional to 137,725,345.30, 206,109,721.05 and 94,678,624.30 is: 141,689,133.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,725,345.30 : 206,109,721.05 = 94,678,624.30 : x
  2. Step 2: Convert to fraction form
    137,725,345.30/206,109,721.05 = 94,678,624.30/x
  3. Step 3: Cross multiply
    137,725,345.30x = 206,109,721.05 × 94,678,624.30
  4. Step 4: Simplify right side
    137,725,345.30x = 19,514,184,843,870,752
  5. Step 5: Solve for x
    x = 19,514,184,843,870,752/137,725,345.30
  6. Step 6: Final answer
    x = 141,689,133.55

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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.