Home / 45,448,595.70-68,172,893.55-31,099,688.70

Finding the Fourth Proportional to 45,448,595.70, 68,172,893.55 and 31,099,688.70

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Solution

The fourth proportional to 45,448,595.70, 68,172,893.55 and 31,099,688.70 is: 46,649,533.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,448,595.70 : 68,172,893.55 = 31,099,688.70 : x
  2. Step 2: Convert to fraction form
    45,448,595.70/68,172,893.55 = 31,099,688.70/x
  3. Step 3: Cross multiply
    45,448,595.70x = 68,172,893.55 × 31,099,688.70
  4. Step 4: Simplify right side
    45,448,595.70x = 2,120,155,767,183,237.75
  5. Step 5: Solve for x
    x = 2,120,155,767,183,237.75/45,448,595.70
  6. Step 6: Final answer
    x = 46,649,533.05

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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.