Home / 146,132,156.58-201,614,927.12-99,641,697.90

Finding the Fourth Proportional to 146,132,156.58, 201,614,927.12 and 99,641,697.90

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Solution

The fourth proportional to 146,132,156.58, 201,614,927.12 and 99,641,697.90 is: 137,473,189.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,132,156.58 : 201,614,927.12 = 99,641,697.90 : x
  2. Step 2: Convert to fraction form
    146,132,156.58/201,614,927.12 = 99,641,697.90/x
  3. Step 3: Cross multiply
    146,132,156.58x = 201,614,927.12 × 99,641,697.90
  4. Step 4: Simplify right side
    146,132,156.58x = 20,089,253,659,723,352
  5. Step 5: Solve for x
    x = 20,089,253,659,723,352/146,132,156.58
  6. Step 6: Final answer
    x = 137,473,189.54

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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.