Home / 90,922,222.69-136,384,515.92-30,337,948.69

Finding the Fourth Proportional to 90,922,222.69, 136,384,515.92 and 30,337,948.69

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Solution

The fourth proportional to 90,922,222.69, 136,384,515.92 and 30,337,948.69 is: 45,507,317.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,922,222.69 : 136,384,515.92 = 30,337,948.69 : x
  2. Step 2: Convert to fraction form
    90,922,222.69/136,384,515.92 = 30,337,948.69/x
  3. Step 3: Cross multiply
    90,922,222.69x = 136,384,515.92 × 30,337,948.69
  4. Step 4: Simplify right side
    90,922,222.69x = 4,137,626,445,826,332
  5. Step 5: Solve for x
    x = 4,137,626,445,826,332/90,922,222.69
  6. Step 6: Final answer
    x = 45,507,317.39

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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.