Home / 130,363,669.80-195,545,504.70-65,642,466.60

Finding the Fourth Proportional to 130,363,669.80, 195,545,504.70 and 65,642,466.60

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Solution

The fourth proportional to 130,363,669.80, 195,545,504.70 and 65,642,466.60 is: 98,463,699.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,363,669.80 : 195,545,504.70 = 65,642,466.60 : x
  2. Step 2: Convert to fraction form
    130,363,669.80/195,545,504.70 = 65,642,466.60/x
  3. Step 3: Cross multiply
    130,363,669.80x = 195,545,504.70 × 65,642,466.60
  4. Step 4: Simplify right side
    130,363,669.80x = 12,836,089,261,049,892
  5. Step 5: Solve for x
    x = 12,836,089,261,049,892/130,363,669.80
  6. Step 6: Final answer
    x = 98,463,699.90

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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.