Home / 352,287,234.40-528,430,851.60-122,179,842.40

Finding the Fourth Proportional to 352,287,234.40, 528,430,851.60 and 122,179,842.40

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Solution

The fourth proportional to 352,287,234.40, 528,430,851.60 and 122,179,842.40 is: 183,269,763.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,287,234.40 : 528,430,851.60 = 122,179,842.40 : x
  2. Step 2: Convert to fraction form
    352,287,234.40/528,430,851.60 = 122,179,842.40/x
  3. Step 3: Cross multiply
    352,287,234.40x = 528,430,851.60 × 122,179,842.40
  4. Step 4: Simplify right side
    352,287,234.40x = 64,563,598,167,785,792
  5. Step 5: Solve for x
    x = 64,563,598,167,785,792/352,287,234.40
  6. Step 6: Final answer
    x = 183,269,763.60

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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.