Home / 113,701,160.79-156,908,071.80-61,490,195.37

Finding the Fourth Proportional to 113,701,160.79, 156,908,071.80 and 61,490,195.37

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Solution

The fourth proportional to 113,701,160.79, 156,908,071.80 and 61,490,195.37 is: 84,856,723.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,701,160.79 : 156,908,071.80 = 61,490,195.37 : x
  2. Step 2: Convert to fraction form
    113,701,160.79/156,908,071.80 = 61,490,195.37/x
  3. Step 3: Cross multiply
    113,701,160.79x = 156,908,071.80 × 61,490,195.37
  4. Step 4: Simplify right side
    113,701,160.79x = 9,648,307,989,019,996
  5. Step 5: Solve for x
    x = 9,648,307,989,019,996/113,701,160.79
  6. Step 6: Final answer
    x = 84,856,723.73

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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.