Home / 66,114,606.51-91,239,708.15-36,747,176.85

Finding the Fourth Proportional to 66,114,606.51, 91,239,708.15 and 36,747,176.85

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Solution

The fourth proportional to 66,114,606.51, 91,239,708.15 and 36,747,176.85 is: 50,711,966.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,114,606.51 : 91,239,708.15 = 36,747,176.85 : x
  2. Step 2: Convert to fraction form
    66,114,606.51/91,239,708.15 = 36,747,176.85/x
  3. Step 3: Cross multiply
    66,114,606.51x = 91,239,708.15 × 36,747,176.85
  4. Step 4: Simplify right side
    66,114,606.51x = 3,352,801,691,130,436.50
  5. Step 5: Solve for x
    x = 3,352,801,691,130,436.50/66,114,606.51
  6. Step 6: Final answer
    x = 50,711,966.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.