Home / 109,021,326.72-163,554,559.92-44,325,142.80

Finding the Fourth Proportional to 109,021,326.72, 163,554,559.92 and 44,325,142.80

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Solution

The fourth proportional to 109,021,326.72, 163,554,559.92 and 44,325,142.80 is: 66,496,890.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,021,326.72 : 163,554,559.92 = 44,325,142.80 : x
  2. Step 2: Convert to fraction form
    109,021,326.72/163,554,559.92 = 44,325,142.80/x
  3. Step 3: Cross multiply
    109,021,326.72x = 163,554,559.92 × 44,325,142.80
  4. Step 4: Simplify right side
    109,021,326.72x = 7,249,579,224,045,156
  5. Step 5: Solve for x
    x = 7,249,579,224,045,156/109,021,326.72
  6. Step 6: Final answer
    x = 66,496,890.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.