Home / 66,186,821.80-99,280,232.70-17,664,581.80

Finding the Fourth Proportional to 66,186,821.80, 99,280,232.70 and 17,664,581.80

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Solution

The fourth proportional to 66,186,821.80, 99,280,232.70 and 17,664,581.80 is: 26,496,872.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,186,821.80 : 99,280,232.70 = 17,664,581.80 : x
  2. Step 2: Convert to fraction form
    66,186,821.80/99,280,232.70 = 17,664,581.80/x
  3. Step 3: Cross multiply
    66,186,821.80x = 99,280,232.70 × 17,664,581.80
  4. Step 4: Simplify right side
    66,186,821.80x = 1,753,743,791,652,185
  5. Step 5: Solve for x
    x = 1,753,743,791,652,185/66,186,821.80
  6. Step 6: Final answer
    x = 26,496,872.70

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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.