Home / 472,393,033.05-708,589,549.58-165,716,146.65

Finding the Fourth Proportional to 472,393,033.05, 708,589,549.58 and 165,716,146.65

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Solution

The fourth proportional to 472,393,033.05, 708,589,549.58 and 165,716,146.65 is: 248,574,219.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,393,033.05 : 708,589,549.58 = 165,716,146.65 : x
  2. Step 2: Convert to fraction form
    472,393,033.05/708,589,549.58 = 165,716,146.65/x
  3. Step 3: Cross multiply
    472,393,033.05x = 708,589,549.58 × 165,716,146.65
  4. Step 4: Simplify right side
    472,393,033.05x = 117,424,729,712,028,160
  5. Step 5: Solve for x
    x = 117,424,729,712,028,160/472,393,033.05
  6. Step 6: Final answer
    x = 248,574,219.98

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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.