Home / 3,225,311,929.40-4,838,863,689.30-1,385,945,785.40

Finding the Fourth Proportional to 3,225,311,929.40, 4,838,863,689.30 and 1,385,945,785.40

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Solution

The fourth proportional to 3,225,311,929.40, 4,838,863,689.30 and 1,385,945,785.40 is: 2,079,303,609.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225,311,929.40 : 4,838,863,689.30 = 1,385,945,785.40 : x
  2. Step 2: Convert to fraction form
    3,225,311,929.40/4,838,863,689.30 = 1,385,945,785.40/x
  3. Step 3: Cross multiply
    3,225,311,929.40x = 4,838,863,689.30 × 1,385,945,785.40
  4. Step 4: Simplify right side
    3,225,311,929.40x = 6,706,402,736,310,430,720
  5. Step 5: Solve for x
    x = 6,706,402,736,310,430,720/3,225,311,929.40
  6. Step 6: Final answer
    x = 2,079,303,609.42

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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.