Home / 97,797,977.20-146,529,004.20-51,671,522.80

Finding the Fourth Proportional to 97,797,977.20, 146,529,004.20 and 51,671,522.80

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Solution

The fourth proportional to 97,797,977.20, 146,529,004.20 and 51,671,522.80 is: 77,418,541.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,797,977.20 : 146,529,004.20 = 51,671,522.80 : x
  2. Step 2: Convert to fraction form
    97,797,977.20/146,529,004.20 = 51,671,522.80/x
  3. Step 3: Cross multiply
    97,797,977.20x = 146,529,004.20 × 51,671,522.80
  4. Step 4: Simplify right side
    97,797,977.20x = 7,571,376,781,381,595
  5. Step 5: Solve for x
    x = 7,571,376,781,381,595/97,797,977.20
  6. Step 6: Final answer
    x = 77,418,541.75

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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.