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Finding the Fourth Proportional to 250,032,004.70, 375,048,007.05 and 88,490,270.30

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Solution

The fourth proportional to 250,032,004.70, 375,048,007.05 and 88,490,270.30 is: 132,735,405.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,032,004.70 : 375,048,007.05 = 88,490,270.30 : x
  2. Step 2: Convert to fraction form
    250,032,004.70/375,048,007.05 = 88,490,270.30/x
  3. Step 3: Cross multiply
    250,032,004.70x = 375,048,007.05 × 88,490,270.30
  4. Step 4: Simplify right side
    250,032,004.70x = 33,188,099,519,330,804
  5. Step 5: Solve for x
    x = 33,188,099,519,330,804/250,032,004.70
  6. Step 6: Final answer
    x = 132,735,405.45

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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.