Home / 146,765,157.41-202,536,047.53-80,686,779.91

Finding the Fourth Proportional to 146,765,157.41, 202,536,047.53 and 80,686,779.91

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Solution

The fourth proportional to 146,765,157.41, 202,536,047.53 and 80,686,779.91 is: 111,347,827.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,765,157.41 : 202,536,047.53 = 80,686,779.91 : x
  2. Step 2: Convert to fraction form
    146,765,157.41/202,536,047.53 = 80,686,779.91/x
  3. Step 3: Cross multiply
    146,765,157.41x = 202,536,047.53 × 80,686,779.91
  4. Step 4: Simplify right side
    146,765,157.41x = 16,341,981,490,894,408
  5. Step 5: Solve for x
    x = 16,341,981,490,894,408/146,765,157.41
  6. Step 6: Final answer
    x = 111,347,827.91

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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.