Home / 3,132,137,789.81-4,700,450,712.76-1,140,175,686.81

Finding the Fourth Proportional to 3,132,137,789.81, 4,700,450,712.76 and 1,140,175,686.81

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Solution

The fourth proportional to 3,132,137,789.81, 4,700,450,712.76 and 1,140,175,686.81 is: 1,711,080,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,137,789.81 : 4,700,450,712.76 = 1,140,175,686.81 : x
  2. Step 2: Convert to fraction form
    3,132,137,789.81/4,700,450,712.76 = 1,140,175,686.81/x
  3. Step 3: Cross multiply
    3,132,137,789.81x = 4,700,450,712.76 × 1,140,175,686.81
  4. Step 4: Simplify right side
    3,132,137,789.81x = 5,359,339,619,737,687,040
  5. Step 5: Solve for x
    x = 5,359,339,619,737,687,040/3,132,137,789.81
  6. Step 6: Final answer
    x = 1,711,080,411.97

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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.