Home / 66,116,359.20-99,174,538.80-58,936,000.80

Finding the Fourth Proportional to 66,116,359.20, 99,174,538.80 and 58,936,000.80

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Solution

The fourth proportional to 66,116,359.20, 99,174,538.80 and 58,936,000.80 is: 88,404,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,116,359.20 : 99,174,538.80 = 58,936,000.80 : x
  2. Step 2: Convert to fraction form
    66,116,359.20/99,174,538.80 = 58,936,000.80/x
  3. Step 3: Cross multiply
    66,116,359.20x = 99,174,538.80 × 58,936,000.80
  4. Step 4: Simplify right side
    66,116,359.20x = 5,844,950,698,056,431
  5. Step 5: Solve for x
    x = 5,844,950,698,056,431/66,116,359.20
  6. Step 6: Final answer
    x = 88,404,001.20

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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.