Home / 87,850,762.11-131,590,759.91-70,484,943.15

Finding the Fourth Proportional to 87,850,762.11, 131,590,759.91 and 70,484,943.15

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Solution

The fourth proportional to 87,850,762.11, 131,590,759.91 and 70,484,943.15 is: 105,578,676.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,850,762.11 : 131,590,759.91 = 70,484,943.15 : x
  2. Step 2: Convert to fraction form
    87,850,762.11/131,590,759.91 = 70,484,943.15/x
  3. Step 3: Cross multiply
    87,850,762.11x = 131,590,759.91 × 70,484,943.15
  4. Step 4: Simplify right side
    87,850,762.11x = 9,275,167,230,969,226
  5. Step 5: Solve for x
    x = 9,275,167,230,969,226/87,850,762.11
  6. Step 6: Final answer
    x = 105,578,676.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.