Home / 197,788,790.10-272,943,359.46-109,682,564.52

Finding the Fourth Proportional to 197,788,790.10, 272,943,359.46 and 109,682,564.52

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Solution

The fourth proportional to 197,788,790.10, 272,943,359.46 and 109,682,564.52 is: 151,359,071.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,788,790.10 : 272,943,359.46 = 109,682,564.52 : x
  2. Step 2: Convert to fraction form
    197,788,790.10/272,943,359.46 = 109,682,564.52/x
  3. Step 3: Cross multiply
    197,788,790.10x = 272,943,359.46 × 109,682,564.52
  4. Step 4: Simplify right side
    197,788,790.10x = 29,937,127,634,277,000
  5. Step 5: Solve for x
    x = 29,937,127,634,277,000/197,788,790.10
  6. Step 6: Final answer
    x = 151,359,071.56

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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.