Home / 77,898,875.10-107,491,080.87-44,869,866.54

Finding the Fourth Proportional to 77,898,875.10, 107,491,080.87 and 44,869,866.54

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Solution

The fourth proportional to 77,898,875.10, 107,491,080.87 and 44,869,866.54 is: 61,915,020.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,898,875.10 : 107,491,080.87 = 44,869,866.54 : x
  2. Step 2: Convert to fraction form
    77,898,875.10/107,491,080.87 = 44,869,866.54/x
  3. Step 3: Cross multiply
    77,898,875.10x = 107,491,080.87 × 44,869,866.54
  4. Step 4: Simplify right side
    77,898,875.10x = 4,823,110,452,877,247
  5. Step 5: Solve for x
    x = 4,823,110,452,877,247/77,898,875.10
  6. Step 6: Final answer
    x = 61,915,020.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.