Home / 78,930,048.04-118,393,228.86-36,379,776.04

Finding the Fourth Proportional to 78,930,048.04, 118,393,228.86 and 36,379,776.04

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Solution

The fourth proportional to 78,930,048.04, 118,393,228.86 and 36,379,776.04 is: 54,568,814.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,930,048.04 : 118,393,228.86 = 36,379,776.04 : x
  2. Step 2: Convert to fraction form
    78,930,048.04/118,393,228.86 = 36,379,776.04/x
  3. Step 3: Cross multiply
    78,930,048.04x = 118,393,228.86 × 36,379,776.04
  4. Step 4: Simplify right side
    78,930,048.04x = 4,307,119,150,579,264.50
  5. Step 5: Solve for x
    x = 4,307,119,150,579,264.50/78,930,048.04
  6. Step 6: Final answer
    x = 54,568,814.51

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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.