Home / 77,923,754.01-107,534,906.51-43,117,911.45

Finding the Fourth Proportional to 77,923,754.01, 107,534,906.51 and 43,117,911.45

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Solution

The fourth proportional to 77,923,754.01, 107,534,906.51 and 43,117,911.45 is: 59,502,787.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,923,754.01 : 107,534,906.51 = 43,117,911.45 : x
  2. Step 2: Convert to fraction form
    77,923,754.01/107,534,906.51 = 43,117,911.45/x
  3. Step 3: Cross multiply
    77,923,754.01x = 107,534,906.51 × 43,117,911.45
  4. Step 4: Simplify right side
    77,923,754.01x = 4,636,680,576,466,619
  5. Step 5: Solve for x
    x = 4,636,680,576,466,619/77,923,754.01
  6. Step 6: Final answer
    x = 59,502,787.51

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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.