Home / 56,789,723.60-85,184,585.40-53,430,491.60

Finding the Fourth Proportional to 56,789,723.60, 85,184,585.40 and 53,430,491.60

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Solution

The fourth proportional to 56,789,723.60, 85,184,585.40 and 53,430,491.60 is: 80,145,737.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,789,723.60 : 85,184,585.40 = 53,430,491.60 : x
  2. Step 2: Convert to fraction form
    56,789,723.60/85,184,585.40 = 53,430,491.60/x
  3. Step 3: Cross multiply
    56,789,723.60x = 85,184,585.40 × 53,430,491.60
  4. Step 4: Simplify right side
    56,789,723.60x = 4,551,454,274,664,183
  5. Step 5: Solve for x
    x = 4,551,454,274,664,183/56,789,723.60
  6. Step 6: Final answer
    x = 80,145,737.40

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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.