Home / 70,045,253.10-104,926,162.05-48,504,177.90

Finding the Fourth Proportional to 70,045,253.10, 104,926,162.05 and 48,504,177.90

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Solution

The fourth proportional to 70,045,253.10, 104,926,162.05 and 48,504,177.90 is: 72,658,131.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,045,253.10 : 104,926,162.05 = 48,504,177.90 : x
  2. Step 2: Convert to fraction form
    70,045,253.10/104,926,162.05 = 48,504,177.90/x
  3. Step 3: Cross multiply
    70,045,253.10x = 104,926,162.05 × 48,504,177.90
  4. Step 4: Simplify right side
    70,045,253.10x = 5,089,357,230,437,428
  5. Step 5: Solve for x
    x = 5,089,357,230,437,428/70,045,253.10
  6. Step 6: Final answer
    x = 72,658,131.78

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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.