Home / 49,485,728.40-74,228,592.60-43,108,436.40

Finding the Fourth Proportional to 49,485,728.40, 74,228,592.60 and 43,108,436.40

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Solution

The fourth proportional to 49,485,728.40, 74,228,592.60 and 43,108,436.40 is: 64,662,654.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,485,728.40 : 74,228,592.60 = 43,108,436.40 : x
  2. Step 2: Convert to fraction form
    49,485,728.40/74,228,592.60 = 43,108,436.40/x
  3. Step 3: Cross multiply
    49,485,728.40x = 74,228,592.60 × 43,108,436.40
  4. Step 4: Simplify right side
    49,485,728.40x = 3,199,878,563,158,610.50
  5. Step 5: Solve for x
    x = 3,199,878,563,158,610.50/49,485,728.40
  6. Step 6: Final answer
    x = 64,662,654.60

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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.