Home / 65,443,394.44-90,311,148.42-35,673,390.16

Finding the Fourth Proportional to 65,443,394.44, 90,311,148.42 and 35,673,390.16

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Solution

The fourth proportional to 65,443,394.44, 90,311,148.42 and 35,673,390.16 is: 49,228,877.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,443,394.44 : 90,311,148.42 = 35,673,390.16 : x
  2. Step 2: Convert to fraction form
    65,443,394.44/90,311,148.42 = 35,673,390.16/x
  3. Step 3: Cross multiply
    65,443,394.44x = 90,311,148.42 × 35,673,390.16
  4. Step 4: Simplify right side
    65,443,394.44x = 3,221,704,833,384,327.50
  5. Step 5: Solve for x
    x = 3,221,704,833,384,327.50/65,443,394.44
  6. Step 6: Final answer
    x = 49,228,877.28

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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.