Home / 613,629,052.66-920,443,586.69-147,290,475.48

Finding the Fourth Proportional to 613,629,052.66, 920,443,586.69 and 147,290,475.48

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Solution

The fourth proportional to 613,629,052.66, 920,443,586.69 and 147,290,475.48 is: 220,935,715.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,629,052.66 : 920,443,586.69 = 147,290,475.48 : x
  2. Step 2: Convert to fraction form
    613,629,052.66/920,443,586.69 = 147,290,475.48/x
  3. Step 3: Cross multiply
    613,629,052.66x = 920,443,586.69 × 147,290,475.48
  4. Step 4: Simplify right side
    613,629,052.66x = 135,572,573,536,086,704
  5. Step 5: Solve for x
    x = 135,572,573,536,086,704/613,629,052.66
  6. Step 6: Final answer
    x = 220,935,715.07

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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.