Home / 66,519,141.60-99,722,725.20-34,606,437.60

Finding the Fourth Proportional to 66,519,141.60, 99,722,725.20 and 34,606,437.60

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Solution

The fourth proportional to 66,519,141.60, 99,722,725.20 and 34,606,437.60 is: 51,880,529.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,519,141.60 : 99,722,725.20 = 34,606,437.60 : x
  2. Step 2: Convert to fraction form
    66,519,141.60/99,722,725.20 = 34,606,437.60/x
  3. Step 3: Cross multiply
    66,519,141.60x = 99,722,725.20 × 34,606,437.60
  4. Step 4: Simplify right side
    66,519,141.60x = 3,451,048,266,935,748
  5. Step 5: Solve for x
    x = 3,451,048,266,935,748/66,519,141.60
  6. Step 6: Final answer
    x = 51,880,529.18

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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.