Home / 66,434,794.05-99,652,191.08-61,332,960.45

Finding the Fourth Proportional to 66,434,794.05, 99,652,191.08 and 61,332,960.45

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Solution

The fourth proportional to 66,434,794.05, 99,652,191.08 and 61,332,960.45 is: 91,999,440.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,434,794.05 : 99,652,191.08 = 61,332,960.45 : x
  2. Step 2: Convert to fraction form
    66,434,794.05/99,652,191.08 = 61,332,960.45/x
  3. Step 3: Cross multiply
    66,434,794.05x = 99,652,191.08 × 61,332,960.45
  4. Step 4: Simplify right side
    66,434,794.05x = 6,111,963,893,958,818
  5. Step 5: Solve for x
    x = 6,111,963,893,958,818/66,434,794.05
  6. Step 6: Final answer
    x = 91,999,440.68

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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.