Home / 354,985,613.21-532,535,637.36-109,342,133.81

Finding the Fourth Proportional to 354,985,613.21, 532,535,637.36 and 109,342,133.81

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Solution

The fourth proportional to 354,985,613.21, 532,535,637.36 and 109,342,133.81 is: 164,030,824.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,985,613.21 : 532,535,637.36 = 109,342,133.81 : x
  2. Step 2: Convert to fraction form
    354,985,613.21/532,535,637.36 = 109,342,133.81/x
  3. Step 3: Cross multiply
    354,985,613.21x = 532,535,637.36 × 109,342,133.81
  4. Step 4: Simplify right side
    354,985,613.21x = 58,228,582,918,810,760
  5. Step 5: Solve for x
    x = 58,228,582,918,810,760/354,985,613.21
  6. Step 6: Final answer
    x = 164,030,824.78

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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.