Home / 155,414,553.60-233,121,830.40-74,616,038.40

Finding the Fourth Proportional to 155,414,553.60, 233,121,830.40 and 74,616,038.40

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Solution

The fourth proportional to 155,414,553.60, 233,121,830.40 and 74,616,038.40 is: 111,924,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,414,553.60 : 233,121,830.40 = 74,616,038.40 : x
  2. Step 2: Convert to fraction form
    155,414,553.60/233,121,830.40 = 74,616,038.40/x
  3. Step 3: Cross multiply
    155,414,553.60x = 233,121,830.40 × 74,616,038.40
  4. Step 4: Simplify right side
    155,414,553.60x = 17,394,627,449,004,690
  5. Step 5: Solve for x
    x = 17,394,627,449,004,690/155,414,553.60
  6. Step 6: Final answer
    x = 111,924,057.60

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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.