Home / 559,872,034.80-839,808,052.20-329,722,652.40

Finding the Fourth Proportional to 559,872,034.80, 839,808,052.20 and 329,722,652.40

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Solution

The fourth proportional to 559,872,034.80, 839,808,052.20 and 329,722,652.40 is: 494,583,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,872,034.80 : 839,808,052.20 = 329,722,652.40 : x
  2. Step 2: Convert to fraction form
    559,872,034.80/839,808,052.20 = 329,722,652.40/x
  3. Step 3: Cross multiply
    559,872,034.80x = 839,808,052.20 × 329,722,652.40
  4. Step 4: Simplify right side
    559,872,034.80x = 276,903,738,478,261,664
  5. Step 5: Solve for x
    x = 276,903,738,478,261,664/559,872,034.80
  6. Step 6: Final answer
    x = 494,583,978.60

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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.