Home / 801,455,489.64-1,202,166,119.70-219,189,737.16

Finding the Fourth Proportional to 801,455,489.64, 1,202,166,119.70 and 219,189,737.16

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Solution

The fourth proportional to 801,455,489.64, 1,202,166,119.70 and 219,189,737.16 is: 328,779,925.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,455,489.64 : 1,202,166,119.70 = 219,189,737.16 : x
  2. Step 2: Convert to fraction form
    801,455,489.64/1,202,166,119.70 = 219,189,737.16/x
  3. Step 3: Cross multiply
    801,455,489.64x = 1,202,166,119.70 × 219,189,737.16
  4. Step 4: Simplify right side
    801,455,489.64x = 263,502,475,799,700,096
  5. Step 5: Solve for x
    x = 263,502,475,799,700,096/801,455,489.64
  6. Step 6: Final answer
    x = 328,779,925.03

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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.