Home / 113,956,050.22-157,313,571.05-76,343,977.71

Finding the Fourth Proportional to 113,956,050.22, 157,313,571.05 and 76,343,977.71

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Solution

The fourth proportional to 113,956,050.22, 157,313,571.05 and 76,343,977.71 is: 105,391,014.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,956,050.22 : 157,313,571.05 = 76,343,977.71 : x
  2. Step 2: Convert to fraction form
    113,956,050.22/157,313,571.05 = 76,343,977.71/x
  3. Step 3: Cross multiply
    113,956,050.22x = 157,313,571.05 × 76,343,977.71
  4. Step 4: Simplify right side
    113,956,050.22x = 12,009,943,761,912,560
  5. Step 5: Solve for x
    x = 12,009,943,761,912,560/113,956,050.22
  6. Step 6: Final answer
    x = 105,391,014.68

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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.