Home / 58,711,165.20-87,783,312.60-43,405,664.40

Finding the Fourth Proportional to 58,711,165.20, 87,783,312.60 and 43,405,664.40

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Solution

The fourth proportional to 58,711,165.20, 87,783,312.60 and 43,405,664.40 is: 64,898,950.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,711,165.20 : 87,783,312.60 = 43,405,664.40 : x
  2. Step 2: Convert to fraction form
    58,711,165.20/87,783,312.60 = 43,405,664.40/x
  3. Step 3: Cross multiply
    58,711,165.20x = 87,783,312.60 × 43,405,664.40
  4. Step 4: Simplify right side
    58,711,165.20x = 3,810,293,006,635,891
  5. Step 5: Solve for x
    x = 3,810,293,006,635,891/58,711,165.20
  6. Step 6: Final answer
    x = 64,898,950.54

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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.