Home / 79,272,295.72-109,395,540.63-43,995,425.00

Finding the Fourth Proportional to 79,272,295.72, 109,395,540.63 and 43,995,425.00

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Solution

The fourth proportional to 79,272,295.72, 109,395,540.63 and 43,995,425.00 is: 60,713,560.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,272,295.72 : 109,395,540.63 = 43,995,425.00 : x
  2. Step 2: Convert to fraction form
    79,272,295.72/109,395,540.63 = 43,995,425.00/x
  3. Step 3: Cross multiply
    79,272,295.72x = 109,395,540.63 × 43,995,425.00
  4. Step 4: Simplify right side
    79,272,295.72x = 4,812,903,302,574,640
  5. Step 5: Solve for x
    x = 4,812,903,302,574,640/79,272,295.72
  6. Step 6: Final answer
    x = 60,713,560.25

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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.