Home / 436,776,613.38-655,256,946.60-141,648,720.84

Finding the Fourth Proportional to 436,776,613.38, 655,256,946.60 and 141,648,720.84

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Solution

The fourth proportional to 436,776,613.38, 655,256,946.60 and 141,648,720.84 is: 212,502,925.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,776,613.38 : 655,256,946.60 = 141,648,720.84 : x
  2. Step 2: Convert to fraction form
    436,776,613.38/655,256,946.60 = 141,648,720.84/x
  3. Step 3: Cross multiply
    436,776,613.38x = 655,256,946.60 × 141,648,720.84
  4. Step 4: Simplify right side
    436,776,613.38x = 92,816,308,307,414,192
  5. Step 5: Solve for x
    x = 92,816,308,307,414,192/436,776,613.38
  6. Step 6: Final answer
    x = 212,502,925.90

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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.