Home / 76,032,004.30-114,048,006.45-45,724,266.70

Finding the Fourth Proportional to 76,032,004.30, 114,048,006.45 and 45,724,266.70

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Solution

The fourth proportional to 76,032,004.30, 114,048,006.45 and 45,724,266.70 is: 68,586,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,032,004.30 : 114,048,006.45 = 45,724,266.70 : x
  2. Step 2: Convert to fraction form
    76,032,004.30/114,048,006.45 = 45,724,266.70/x
  3. Step 3: Cross multiply
    76,032,004.30x = 114,048,006.45 × 45,724,266.70
  4. Step 4: Simplify right side
    76,032,004.30x = 5,214,761,463,523,121
  5. Step 5: Solve for x
    x = 5,214,761,463,523,121/76,032,004.30
  6. Step 6: Final answer
    x = 68,586,400.05

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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.