Home / 51,273,721.80-76,910,582.70-49,482,131.40

Finding the Fourth Proportional to 51,273,721.80, 76,910,582.70 and 49,482,131.40

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Solution

The fourth proportional to 51,273,721.80, 76,910,582.70 and 49,482,131.40 is: 74,223,197.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,273,721.80 : 76,910,582.70 = 49,482,131.40 : x
  2. Step 2: Convert to fraction form
    51,273,721.80/76,910,582.70 = 49,482,131.40/x
  3. Step 3: Cross multiply
    51,273,721.80x = 76,910,582.70 × 49,482,131.40
  4. Step 4: Simplify right side
    51,273,721.80x = 3,805,699,559,211,967
  5. Step 5: Solve for x
    x = 3,805,699,559,211,967/51,273,721.80
  6. Step 6: Final answer
    x = 74,223,197.10

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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.