Home / 119,460,066.27-164,863,176.96-72,419,122.52

Finding the Fourth Proportional to 119,460,066.27, 164,863,176.96 and 72,419,122.52

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Solution

The fourth proportional to 119,460,066.27, 164,863,176.96 and 72,419,122.52 is: 99,943,411.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,460,066.27 : 164,863,176.96 = 72,419,122.52 : x
  2. Step 2: Convert to fraction form
    119,460,066.27/164,863,176.96 = 72,419,122.52/x
  3. Step 3: Cross multiply
    119,460,066.27x = 164,863,176.96 × 72,419,122.52
  4. Step 4: Simplify right side
    119,460,066.27x = 11,939,246,612,295,530
  5. Step 5: Solve for x
    x = 11,939,246,612,295,530/119,460,066.27
  6. Step 6: Final answer
    x = 99,943,411.93

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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.