Home / 141,939,221.44-195,828,013.92-115,788,533.44

Finding the Fourth Proportional to 141,939,221.44, 195,828,013.92 and 115,788,533.44

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Solution

The fourth proportional to 141,939,221.44, 195,828,013.92 and 115,788,533.44 is: 159,748,928.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,939,221.44 : 195,828,013.92 = 115,788,533.44 : x
  2. Step 2: Convert to fraction form
    141,939,221.44/195,828,013.92 = 115,788,533.44/x
  3. Step 3: Cross multiply
    141,939,221.44x = 195,828,013.92 × 115,788,533.44
  4. Step 4: Simplify right side
    141,939,221.44x = 22,674,638,538,264,704
  5. Step 5: Solve for x
    x = 22,674,638,538,264,704/141,939,221.44
  6. Step 6: Final answer
    x = 159,748,928.51

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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.