Home / 219,767,700.77-329,220,576.02-127,457,561.60

Finding the Fourth Proportional to 219,767,700.77, 329,220,576.02 and 127,457,561.60

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Solution

The fourth proportional to 219,767,700.77, 329,220,576.02 and 127,457,561.60 is: 190,936,391.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,767,700.77 : 329,220,576.02 = 127,457,561.60 : x
  2. Step 2: Convert to fraction form
    219,767,700.77/329,220,576.02 = 127,457,561.60/x
  3. Step 3: Cross multiply
    219,767,700.77x = 329,220,576.02 × 127,457,561.60
  4. Step 4: Simplify right side
    219,767,700.77x = 41,961,651,848,056,632
  5. Step 5: Solve for x
    x = 41,961,651,848,056,632/219,767,700.77
  6. Step 6: Final answer
    x = 190,936,391.93

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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.