Home / 92,676,006.80-139,080,365.40-38,861,939.60

Finding the Fourth Proportional to 92,676,006.80, 139,080,365.40 and 38,861,939.60

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Solution

The fourth proportional to 92,676,006.80, 139,080,365.40 and 38,861,939.60 is: 58,320,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,676,006.80 : 139,080,365.40 = 38,861,939.60 : x
  2. Step 2: Convert to fraction form
    92,676,006.80/139,080,365.40 = 38,861,939.60/x
  3. Step 3: Cross multiply
    92,676,006.80x = 139,080,365.40 × 38,861,939.60
  4. Step 4: Simplify right side
    92,676,006.80x = 5,404,932,759,720,730
  5. Step 5: Solve for x
    x = 5,404,932,759,720,730/92,676,006.80
  6. Step 6: Final answer
    x = 58,320,734.20

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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.