Home / 145,152,023.40-217,728,035.10-134,066,557.80

Finding the Fourth Proportional to 145,152,023.40, 217,728,035.10 and 134,066,557.80

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Solution

The fourth proportional to 145,152,023.40, 217,728,035.10 and 134,066,557.80 is: 201,099,836.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,152,023.40 : 217,728,035.10 = 134,066,557.80 : x
  2. Step 2: Convert to fraction form
    145,152,023.40/217,728,035.10 = 134,066,557.80/x
  3. Step 3: Cross multiply
    145,152,023.40x = 217,728,035.10 × 134,066,557.80
  4. Step 4: Simplify right side
    145,152,023.40x = 29,190,048,202,414,576
  5. Step 5: Solve for x
    x = 29,190,048,202,414,576/145,152,023.40
  6. Step 6: Final answer
    x = 201,099,836.70

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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.