Home / 113,541,374.06-156,687,072-61,330,410.26

Finding the Fourth Proportional to 113,541,374.06, 156,687,072 and 61,330,410.26

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Solution

The fourth proportional to 113,541,374.06, 156,687,072 and 61,330,410.26 is: 84,635,953.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,541,374.06 : 156,687,072 = 61,330,410.26 : x
  2. Step 2: Convert to fraction form
    113,541,374.06/156,687,072 = 61,330,410.26/x
  3. Step 3: Cross multiply
    113,541,374.06x = 156,687,072 × 61,330,410.26
  4. Step 4: Simplify right side
    113,541,374.06x = 9,609,682,408,198,158
  5. Step 5: Solve for x
    x = 9,609,682,408,198,158/113,541,374.06
  6. Step 6: Final answer
    x = 84,635,953.09

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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.