Home / 66,529,890.40-99,794,835.60-61,553,250.40

Finding the Fourth Proportional to 66,529,890.40, 99,794,835.60 and 61,553,250.40

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Solution

The fourth proportional to 66,529,890.40, 99,794,835.60 and 61,553,250.40 is: 92,329,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529,890.40 : 99,794,835.60 = 61,553,250.40 : x
  2. Step 2: Convert to fraction form
    66,529,890.40/99,794,835.60 = 61,553,250.40/x
  3. Step 3: Cross multiply
    66,529,890.40x = 99,794,835.60 × 61,553,250.40
  4. Step 4: Simplify right side
    66,529,890.40x = 6,142,696,504,313,634
  5. Step 5: Solve for x
    x = 6,142,696,504,313,634/66,529,890.40
  6. Step 6: Final answer
    x = 92,329,875.60

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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.