Home / 64,164,846.30-96,247,269.45-31,821,740.70

Finding the Fourth Proportional to 64,164,846.30, 96,247,269.45 and 31,821,740.70

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Solution

The fourth proportional to 64,164,846.30, 96,247,269.45 and 31,821,740.70 is: 47,732,611.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,164,846.30 : 96,247,269.45 = 31,821,740.70 : x
  2. Step 2: Convert to fraction form
    64,164,846.30/96,247,269.45 = 31,821,740.70/x
  3. Step 3: Cross multiply
    64,164,846.30x = 96,247,269.45 × 31,821,740.70
  4. Step 4: Simplify right side
    64,164,846.30x = 3,062,755,651,520,931.50
  5. Step 5: Solve for x
    x = 3,062,755,651,520,931.50/64,164,846.30
  6. Step 6: Final answer
    x = 47,732,611.05

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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.