Home / 76,032,004.80-114,048,007.20-45,724,267.20

Finding the Fourth Proportional to 76,032,004.80, 114,048,007.20 and 45,724,267.20

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Solution

The fourth proportional to 76,032,004.80, 114,048,007.20 and 45,724,267.20 is: 68,586,400.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,032,004.80 : 114,048,007.20 = 45,724,267.20 : x
  2. Step 2: Convert to fraction form
    76,032,004.80/114,048,007.20 = 45,724,267.20/x
  3. Step 3: Cross multiply
    76,032,004.80x = 114,048,007.20 × 45,724,267.20
  4. Step 4: Simplify right side
    76,032,004.80x = 5,214,761,554,840,324
  5. Step 5: Solve for x
    x = 5,214,761,554,840,324/76,032,004.80
  6. Step 6: Final answer
    x = 68,586,400.80

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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.