Home / 173,461,225.80-239,376,879.92-100,122,309.48

Finding the Fourth Proportional to 173,461,225.80, 239,376,879.92 and 100,122,309.48

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Solution

The fourth proportional to 173,461,225.80, 239,376,879.92 and 100,122,309.48 is: 138,169,011.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,461,225.80 : 239,376,879.92 = 100,122,309.48 : x
  2. Step 2: Convert to fraction form
    173,461,225.80/239,376,879.92 = 100,122,309.48/x
  3. Step 3: Cross multiply
    173,461,225.80x = 239,376,879.92 × 100,122,309.48
  4. Step 4: Simplify right side
    173,461,225.80x = 23,966,966,053,707,036
  5. Step 5: Solve for x
    x = 23,966,966,053,707,036/173,461,225.80
  6. Step 6: Final answer
    x = 138,169,011.22

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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.