Home / 97,912,774.80-146,905,320.60-40,410,032.40

Finding the Fourth Proportional to 97,912,774.80, 146,905,320.60 and 40,410,032.40

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Solution

The fourth proportional to 97,912,774.80, 146,905,320.60 and 40,410,032.40 is: 60,629,971.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,912,774.80 : 146,905,320.60 = 40,410,032.40 : x
  2. Step 2: Convert to fraction form
    97,912,774.80/146,905,320.60 = 40,410,032.40/x
  3. Step 3: Cross multiply
    97,912,774.80x = 146,905,320.60 × 40,410,032.40
  4. Step 4: Simplify right side
    97,912,774.80x = 5,936,448,765,178,387
  5. Step 5: Solve for x
    x = 5,936,448,765,178,387/97,912,774.80
  6. Step 6: Final answer
    x = 60,629,971.70

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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.