Home / 3,146,862,837.81-4,342,648,624.42-1,717,933,944.22

Finding the Fourth Proportional to 3,146,862,837.81, 4,342,648,624.42 and 1,717,933,944.22

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Solution

The fourth proportional to 3,146,862,837.81, 4,342,648,624.42 and 1,717,933,944.22 is: 2,370,736,782.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,862,837.81 : 4,342,648,624.42 = 1,717,933,944.22 : x
  2. Step 2: Convert to fraction form
    3,146,862,837.81/4,342,648,624.42 = 1,717,933,944.22/x
  3. Step 3: Cross multiply
    3,146,862,837.81x = 4,342,648,624.42 × 1,717,933,944.22
  4. Step 4: Simplify right side
    3,146,862,837.81x = 7,460,383,479,711,408,128
  5. Step 5: Solve for x
    x = 7,460,383,479,711,408,128/3,146,862,837.81
  6. Step 6: Final answer
    x = 2,370,736,782.70

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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.