Home / 97,428,139.20-146,142,208.80-29,261,973.60

Finding the Fourth Proportional to 97,428,139.20, 146,142,208.80 and 29,261,973.60

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Solution

The fourth proportional to 97,428,139.20, 146,142,208.80 and 29,261,973.60 is: 43,892,960.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,428,139.20 : 146,142,208.80 = 29,261,973.60 : x
  2. Step 2: Convert to fraction form
    97,428,139.20/146,142,208.80 = 29,261,973.60/x
  3. Step 3: Cross multiply
    97,428,139.20x = 146,142,208.80 × 29,261,973.60
  4. Step 4: Simplify right side
    97,428,139.20x = 4,276,409,455,751,288
  5. Step 5: Solve for x
    x = 4,276,409,455,751,288/97,428,139.20
  6. Step 6: Final answer
    x = 43,892,960.40

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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.