Home / 47,392,092.80-71,088,139.20-43,696,937.60

Finding the Fourth Proportional to 47,392,092.80, 71,088,139.20 and 43,696,937.60

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Solution

The fourth proportional to 47,392,092.80, 71,088,139.20 and 43,696,937.60 is: 65,545,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,392,092.80 : 71,088,139.20 = 43,696,937.60 : x
  2. Step 2: Convert to fraction form
    47,392,092.80/71,088,139.20 = 43,696,937.60/x
  3. Step 3: Cross multiply
    47,392,092.80x = 71,088,139.20 × 43,696,937.60
  4. Step 4: Simplify right side
    47,392,092.80x = 3,106,333,982,722,514
  5. Step 5: Solve for x
    x = 3,106,333,982,722,514/47,392,092.80
  6. Step 6: Final answer
    x = 65,545,406.40

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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.