Home / 117,513,212.40-176,297,812.20-56,879,074.80

Finding the Fourth Proportional to 117,513,212.40, 176,297,812.20 and 56,879,074.80

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Solution

The fourth proportional to 117,513,212.40, 176,297,812.20 and 56,879,074.80 is: 85,332,161.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,513,212.40 : 176,297,812.20 = 56,879,074.80 : x
  2. Step 2: Convert to fraction form
    117,513,212.40/176,297,812.20 = 56,879,074.80/x
  3. Step 3: Cross multiply
    117,513,212.40x = 176,297,812.20 × 56,879,074.80
  4. Step 4: Simplify right side
    117,513,212.40x = 10,027,656,447,200,152
  5. Step 5: Solve for x
    x = 10,027,656,447,200,152/117,513,212.40
  6. Step 6: Final answer
    x = 85,332,161.74

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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.