Home / 338,303,020.50-538,310,913.75

Finding the Third Proportional to 338,303,020.50 and 538,310,913.75

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Solution

The third proportional to 338,303,020.50 and 538,310,913.75 is: 856,565,334.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,303,020.50 : 538,310,913.75 = 538,310,913.75 : x
  2. Step 2: Convert to fraction form
    338,303,020.50/538,310,913.75 = 538,310,913.75/x
  3. Step 3: Cross multiply
    338,303,020.50x = 538,310,913.75 × 538,310,913.75
  4. Step 4: Simplify right side
    338,303,020.50x = 289,778,639,862,359,936
  5. Step 5: Solve for x
    x = 289,778,639,862,359,936/338,303,020.50
  6. Step 6: Final answer
    x = 856,565,334.34

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.