Home / 104,976,190.90-157,464,286.35-74,365,189.30

Finding the Fourth Proportional to 104,976,190.90, 157,464,286.35 and 74,365,189.30

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Solution

The fourth proportional to 104,976,190.90, 157,464,286.35 and 74,365,189.30 is: 111,547,783.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,190.90 : 157,464,286.35 = 74,365,189.30 : x
  2. Step 2: Convert to fraction form
    104,976,190.90/157,464,286.35 = 74,365,189.30/x
  3. Step 3: Cross multiply
    104,976,190.90x = 157,464,286.35 × 74,365,189.30
  4. Step 4: Simplify right side
    104,976,190.90x = 11,709,861,462,407,156
  5. Step 5: Solve for x
    x = 11,709,861,462,407,156/104,976,190.90
  6. Step 6: Final answer
    x = 111,547,783.95

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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.