Home / 145,529,170.60-218,293,755.90-133,624,892.20

Finding the Fourth Proportional to 145,529,170.60, 218,293,755.90 and 133,624,892.20

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Solution

The fourth proportional to 145,529,170.60, 218,293,755.90 and 133,624,892.20 is: 200,437,338.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,529,170.60 : 218,293,755.90 = 133,624,892.20 : x
  2. Step 2: Convert to fraction form
    145,529,170.60/218,293,755.90 = 133,624,892.20/x
  3. Step 3: Cross multiply
    145,529,170.60x = 218,293,755.90 × 133,624,892.20
  4. Step 4: Simplify right side
    145,529,170.60x = 29,169,479,600,070,616
  5. Step 5: Solve for x
    x = 29,169,479,600,070,616/145,529,170.60
  6. Step 6: Final answer
    x = 200,437,338.30

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1.5x scale

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.