Home / 66,495,933.80-99,531,324.30-47,364,057.80

Finding the Fourth Proportional to 66,495,933.80, 99,531,324.30 and 47,364,057.80

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Solution

The fourth proportional to 66,495,933.80, 99,531,324.30 and 47,364,057.80 is: 70,894,671.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,495,933.80 : 99,531,324.30 = 47,364,057.80 : x
  2. Step 2: Convert to fraction form
    66,495,933.80/99,531,324.30 = 47,364,057.80/x
  3. Step 3: Cross multiply
    66,495,933.80x = 99,531,324.30 × 47,364,057.80
  4. Step 4: Simplify right side
    66,495,933.80x = 4,714,207,397,055,744
  5. Step 5: Solve for x
    x = 4,714,207,397,055,744/66,495,933.80
  6. Step 6: Final answer
    x = 70,894,671.71

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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.