Home / 551,255,900.42-760,723,522.18-300,362,369

Finding the Fourth Proportional to 551,255,900.42, 760,723,522.18 and 300,362,369

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Solution

The fourth proportional to 551,255,900.42, 760,723,522.18 and 300,362,369 is: 414,494,827.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,255,900.42 : 760,723,522.18 = 300,362,369 : x
  2. Step 2: Convert to fraction form
    551,255,900.42/760,723,522.18 = 300,362,369/x
  3. Step 3: Cross multiply
    551,255,900.42x = 760,723,522.18 × 300,362,369
  4. Step 4: Simplify right side
    551,255,900.42x = 228,492,719,276,008,832
  5. Step 5: Solve for x
    x = 228,492,719,276,008,832/551,255,900.42
  6. Step 6: Final answer
    x = 414,494,827.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.