Home / 51,228,152.44-78,692,708.06

Finding the Third Proportional to 51,228,152.44 and 78,692,708.06

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Solution

The third proportional to 51,228,152.44 and 78,692,708.06 is: 120,881,624.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,228,152.44 : 78,692,708.06 = 78,692,708.06 : x
  2. Step 2: Convert to fraction form
    51,228,152.44/78,692,708.06 = 78,692,708.06/x
  3. Step 3: Cross multiply
    51,228,152.44x = 78,692,708.06 × 78,692,708.06
  4. Step 4: Simplify right side
    51,228,152.44x = 6,192,542,302,209,853
  5. Step 5: Solve for x
    x = 6,192,542,302,209,853/51,228,152.44
  6. Step 6: Final answer
    x = 120,881,624.80

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.