Home / 130,356,028.80-195,557,662.80-65,496,607.20

Finding the Fourth Proportional to 130,356,028.80, 195,557,662.80 and 65,496,607.20

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Solution

The fourth proportional to 130,356,028.80, 195,557,662.80 and 65,496,607.20 is: 98,256,778.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,356,028.80 : 195,557,662.80 = 65,496,607.20 : x
  2. Step 2: Convert to fraction form
    130,356,028.80/195,557,662.80 = 65,496,607.20/x
  3. Step 3: Cross multiply
    130,356,028.80x = 195,557,662.80 × 65,496,607.20
  4. Step 4: Simplify right side
    130,356,028.80x = 12,808,363,425,361,654
  5. Step 5: Solve for x
    x = 12,808,363,425,361,654/130,356,028.80
  6. Step 6: Final answer
    x = 98,256,778.33

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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.