Home / 113,956,052.22-157,313,573.81-76,343,979.71

Finding the Fourth Proportional to 113,956,052.22, 157,313,573.81 and 76,343,979.71

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Solution

The fourth proportional to 113,956,052.22, 157,313,573.81 and 76,343,979.71 is: 105,391,017.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,956,052.22 : 157,313,573.81 = 76,343,979.71 : x
  2. Step 2: Convert to fraction form
    113,956,052.22/157,313,573.81 = 76,343,979.71/x
  3. Step 3: Cross multiply
    113,956,052.22x = 157,313,573.81 × 76,343,979.71
  4. Step 4: Simplify right side
    113,956,052.22x = 12,009,944,287,058,226
  5. Step 5: Solve for x
    x = 12,009,944,287,058,226/113,956,052.22
  6. Step 6: Final answer
    x = 105,391,017.44

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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.