Home / 179,393,068.40-269,075,605.80-70,197,033.20

Finding the Fourth Proportional to 179,393,068.40, 269,075,605.80 and 70,197,033.20

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Solution

The fourth proportional to 179,393,068.40, 269,075,605.80 and 70,197,033.20 is: 105,290,072.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,393,068.40 : 269,075,605.80 = 70,197,033.20 : x
  2. Step 2: Convert to fraction form
    179,393,068.40/269,075,605.80 = 70,197,033.20/x
  3. Step 3: Cross multiply
    179,393,068.40x = 269,075,605.80 × 70,197,033.20
  4. Step 4: Simplify right side
    179,393,068.40x = 18,888,309,233,652,716
  5. Step 5: Solve for x
    x = 18,888,309,233,652,716/179,393,068.40
  6. Step 6: Final answer
    x = 105,290,072.81

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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.