Home / 79,286,364.45-109,415,929.20-44,479,802.22

Finding the Fourth Proportional to 79,286,364.45, 109,415,929.20 and 44,479,802.22

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Solution

The fourth proportional to 79,286,364.45, 109,415,929.20 and 44,479,802.22 is: 61,382,545.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,286,364.45 : 109,415,929.20 = 44,479,802.22 : x
  2. Step 2: Convert to fraction form
    79,286,364.45/109,415,929.20 = 44,479,802.22/x
  3. Step 3: Cross multiply
    79,286,364.45x = 109,415,929.20 × 44,479,802.22
  4. Step 4: Simplify right side
    79,286,364.45x = 4,866,798,890,533,523
  5. Step 5: Solve for x
    x = 4,866,798,890,533,523/79,286,364.45
  6. Step 6: Final answer
    x = 61,382,545.72

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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.