Home / 110,739,912.60-166,109,868.90-53,218,313.40

Finding the Fourth Proportional to 110,739,912.60, 166,109,868.90 and 53,218,313.40

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Solution

The fourth proportional to 110,739,912.60, 166,109,868.90 and 53,218,313.40 is: 79,827,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,739,912.60 : 166,109,868.90 = 53,218,313.40 : x
  2. Step 2: Convert to fraction form
    110,739,912.60/166,109,868.90 = 53,218,313.40/x
  3. Step 3: Cross multiply
    110,739,912.60x = 166,109,868.90 × 53,218,313.40
  4. Step 4: Simplify right side
    110,739,912.60x = 8,840,087,061,953,113
  5. Step 5: Solve for x
    x = 8,840,087,061,953,113/110,739,912.60
  6. Step 6: Final answer
    x = 79,827,470.10

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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.