Home / 218,194,690.55-327,284,064.10-64,836,761.18

Finding the Fourth Proportional to 218,194,690.55, 327,284,064.10 and 64,836,761.18

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Solution

The fourth proportional to 218,194,690.55, 327,284,064.10 and 64,836,761.18 is: 97,252,772.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,194,690.55 : 327,284,064.10 = 64,836,761.18 : x
  2. Step 2: Convert to fraction form
    218,194,690.55/327,284,064.10 = 64,836,761.18/x
  3. Step 3: Cross multiply
    218,194,690.55x = 327,284,064.10 × 64,836,761.18
  4. Step 4: Simplify right side
    218,194,690.55x = 21,220,038,700,516,136
  5. Step 5: Solve for x
    x = 21,220,038,700,516,136/218,194,690.55
  6. Step 6: Final answer
    x = 97,252,772.96

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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.