Home / 255,965,988.45-353,243,088.14-144,460,724.25

Finding the Fourth Proportional to 255,965,988.45, 353,243,088.14 and 144,460,724.25

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Solution

The fourth proportional to 255,965,988.45, 353,243,088.14 and 144,460,724.25 is: 199,361,456.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,965,988.45 : 353,243,088.14 = 144,460,724.25 : x
  2. Step 2: Convert to fraction form
    255,965,988.45/353,243,088.14 = 144,460,724.25/x
  3. Step 3: Cross multiply
    255,965,988.45x = 353,243,088.14 × 144,460,724.25
  4. Step 4: Simplify right side
    255,965,988.45x = 51,029,752,348,288,680
  5. Step 5: Solve for x
    x = 51,029,752,348,288,680/255,965,988.45
  6. Step 6: Final answer
    x = 199,361,456.80

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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.