Home / 67,436,075.20-101,154,112.80-50,429,963.20

Finding the Fourth Proportional to 67,436,075.20, 101,154,112.80 and 50,429,963.20

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Solution

The fourth proportional to 67,436,075.20, 101,154,112.80 and 50,429,963.20 is: 75,644,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,436,075.20 : 101,154,112.80 = 50,429,963.20 : x
  2. Step 2: Convert to fraction form
    67,436,075.20/101,154,112.80 = 50,429,963.20/x
  3. Step 3: Cross multiply
    67,436,075.20x = 101,154,112.80 × 50,429,963.20
  4. Step 4: Simplify right side
    67,436,075.20x = 5,101,198,186,032,649
  5. Step 5: Solve for x
    x = 5,101,198,186,032,649/67,436,075.20
  6. Step 6: Final answer
    x = 75,644,944.80

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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.