Home / 133,559,862.40-200,339,793.60-99,122,485.60

Finding the Fourth Proportional to 133,559,862.40, 200,339,793.60 and 99,122,485.60

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Solution

The fourth proportional to 133,559,862.40, 200,339,793.60 and 99,122,485.60 is: 148,683,728.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,559,862.40 : 200,339,793.60 = 99,122,485.60 : x
  2. Step 2: Convert to fraction form
    133,559,862.40/200,339,793.60 = 99,122,485.60/x
  3. Step 3: Cross multiply
    133,559,862.40x = 200,339,793.60 × 99,122,485.60
  4. Step 4: Simplify right side
    133,559,862.40x = 19,858,178,306,222,972
  5. Step 5: Solve for x
    x = 19,858,178,306,222,972/133,559,862.40
  6. Step 6: Final answer
    x = 148,683,728.40

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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.