Home / 147,059,796.40-220,589,694.60-39,354,420.40

Finding the Fourth Proportional to 147,059,796.40, 220,589,694.60 and 39,354,420.40

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Solution

The fourth proportional to 147,059,796.40, 220,589,694.60 and 39,354,420.40 is: 59,031,630.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,059,796.40 : 220,589,694.60 = 39,354,420.40 : x
  2. Step 2: Convert to fraction form
    147,059,796.40/220,589,694.60 = 39,354,420.40/x
  3. Step 3: Cross multiply
    147,059,796.40x = 220,589,694.60 × 39,354,420.40
  4. Step 4: Simplify right side
    147,059,796.40x = 8,681,179,577,196,009
  5. Step 5: Solve for x
    x = 8,681,179,577,196,009/147,059,796.40
  6. Step 6: Final answer
    x = 59,031,630.60

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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.