Home / 179,678,879.91-247,959,263.48-101,362,191.21

Finding the Fourth Proportional to 179,678,879.91, 247,959,263.48 and 101,362,191.21

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Solution

The fourth proportional to 179,678,879.91, 247,959,263.48 and 101,362,191.21 is: 139,881,182.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,678,879.91 : 247,959,263.48 = 101,362,191.21 : x
  2. Step 2: Convert to fraction form
    179,678,879.91/247,959,263.48 = 101,362,191.21/x
  3. Step 3: Cross multiply
    179,678,879.91x = 247,959,263.48 × 101,362,191.21
  4. Step 4: Simplify right side
    179,678,879.91x = 25,133,694,277,150,528
  5. Step 5: Solve for x
    x = 25,133,694,277,150,528/179,678,879.91
  6. Step 6: Final answer
    x = 139,881,182.97

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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.