Home / 460,529,468.42-690,597,569.46-266,574,761.06

Finding the Fourth Proportional to 460,529,468.42, 690,597,569.46 and 266,574,761.06

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Solution

The fourth proportional to 460,529,468.42, 690,597,569.46 and 266,574,761.06 is: 399,748,321.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,529,468.42 : 690,597,569.46 = 266,574,761.06 : x
  2. Step 2: Convert to fraction form
    460,529,468.42/690,597,569.46 = 266,574,761.06/x
  3. Step 3: Cross multiply
    460,529,468.42x = 690,597,569.46 × 266,574,761.06
  4. Step 4: Simplify right side
    460,529,468.42x = 184,095,882,067,416,256
  5. Step 5: Solve for x
    x = 184,095,882,067,416,256/460,529,468.42
  6. Step 6: Final answer
    x = 399,748,321.64

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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.