Home / 255,469,402.49-352,547,917.11-137,994,733.35

Finding the Fourth Proportional to 255,469,402.49, 352,547,917.11 and 137,994,733.35

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Solution

The fourth proportional to 255,469,402.49, 352,547,917.11 and 137,994,733.35 is: 190,432,808.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,469,402.49 : 352,547,917.11 = 137,994,733.35 : x
  2. Step 2: Convert to fraction form
    255,469,402.49/352,547,917.11 = 137,994,733.35/x
  3. Step 3: Cross multiply
    255,469,402.49x = 352,547,917.11 × 137,994,733.35
  4. Step 4: Simplify right side
    255,469,402.49x = 48,649,755,814,692,352
  5. Step 5: Solve for x
    x = 48,649,755,814,692,352/255,469,402.49
  6. Step 6: Final answer
    x = 190,432,808.55

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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.