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Finding the Fourth Proportional to 382,545,718.96, 573,891,325.74 and 264,866,748.16

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Solution

The fourth proportional to 382,545,718.96, 573,891,325.74 and 264,866,748.16 is: 397,350,490.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,545,718.96 : 573,891,325.74 = 264,866,748.16 : x
  2. Step 2: Convert to fraction form
    382,545,718.96/573,891,325.74 = 264,866,748.16/x
  3. Step 3: Cross multiply
    382,545,718.96x = 573,891,325.74 × 264,866,748.16
  4. Step 4: Simplify right side
    382,545,718.96x = 152,004,729,245,985,120
  5. Step 5: Solve for x
    x = 152,004,729,245,985,120/382,545,718.96
  6. Step 6: Final answer
    x = 397,350,490.97

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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.