Home / 173,816,021.40-260,724,032.10-66,096,648.60

Finding the Fourth Proportional to 173,816,021.40, 260,724,032.10 and 66,096,648.60

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Solution

The fourth proportional to 173,816,021.40, 260,724,032.10 and 66,096,648.60 is: 99,144,972.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,816,021.40 : 260,724,032.10 = 66,096,648.60 : x
  2. Step 2: Convert to fraction form
    173,816,021.40/260,724,032.10 = 66,096,648.60/x
  3. Step 3: Cross multiply
    173,816,021.40x = 260,724,032.10 × 66,096,648.60
  4. Step 4: Simplify right side
    173,816,021.40x = 17,232,984,731,288,820
  5. Step 5: Solve for x
    x = 17,232,984,731,288,820/173,816,021.40
  6. Step 6: Final answer
    x = 99,144,972.90

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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.