Home / 623,167,516.35-934,751,274.53-259,614,633.15

Finding the Fourth Proportional to 623,167,516.35, 934,751,274.53 and 259,614,633.15

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Solution

The fourth proportional to 623,167,516.35, 934,751,274.53 and 259,614,633.15 is: 389,421,949.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,167,516.35 : 934,751,274.53 = 259,614,633.15 : x
  2. Step 2: Convert to fraction form
    623,167,516.35/934,751,274.53 = 259,614,633.15/x
  3. Step 3: Cross multiply
    623,167,516.35x = 934,751,274.53 × 259,614,633.15
  4. Step 4: Simplify right side
    623,167,516.35x = 242,675,109,222,302,816
  5. Step 5: Solve for x
    x = 242,675,109,222,302,816/623,167,516.35
  6. Step 6: Final answer
    x = 389,421,949.73

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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.