Home / 7,012,890,020.68-9,677,793,446.18-3,797,824,967.56

Finding the Fourth Proportional to 7,012,890,020.68, 9,677,793,446.18 and 3,797,824,967.56

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Solution

The fourth proportional to 7,012,890,020.68, 9,677,793,446.18 and 3,797,824,967.56 is: 5,241,001,280.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012,890,020.68 : 9,677,793,446.18 = 3,797,824,967.56 : x
  2. Step 2: Convert to fraction form
    7,012,890,020.68/9,677,793,446.18 = 3,797,824,967.56/x
  3. Step 3: Cross multiply
    7,012,890,020.68x = 9,677,793,446.18 × 3,797,824,967.56
  4. Step 4: Simplify right side
    7,012,890,020.68x = 36,754,565,580,790,939,648
  5. Step 5: Solve for x
    x = 36,754,565,580,790,939,648/7,012,890,020.68
  6. Step 6: Final answer
    x = 5,241,001,280.84

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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.