Home / 187,432,933.50-403,668,859.50

Finding the Third Proportional to 187,432,933.50 and 403,668,859.50

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Solution

The third proportional to 187,432,933.50 and 403,668,859.50 is: 869,369,886.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,432,933.50 : 403,668,859.50 = 403,668,859.50 : x
  2. Step 2: Convert to fraction form
    187,432,933.50/403,668,859.50 = 403,668,859.50/x
  3. Step 3: Cross multiply
    187,432,933.50x = 403,668,859.50 × 403,668,859.50
  4. Step 4: Simplify right side
    187,432,933.50x = 162,948,548,130,030,752
  5. Step 5: Solve for x
    x = 162,948,548,130,030,752/187,432,933.50
  6. Step 6: Final answer
    x = 869,369,886.54

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.