Home / 517,403,640.60-714,019,924.19-294,385,316.83

Finding the Fourth Proportional to 517,403,640.60, 714,019,924.19 and 294,385,316.83

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Solution

The fourth proportional to 517,403,640.60, 714,019,924.19 and 294,385,316.83 is: 406,253,387.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,403,640.60 : 714,019,924.19 = 294,385,316.83 : x
  2. Step 2: Convert to fraction form
    517,403,640.60/714,019,924.19 = 294,385,316.83/x
  3. Step 3: Cross multiply
    517,403,640.60x = 714,019,924.19 × 294,385,316.83
  4. Step 4: Simplify right side
    517,403,640.60x = 210,196,981,604,556,640
  5. Step 5: Solve for x
    x = 210,196,981,604,556,640/517,403,640.60
  6. Step 6: Final answer
    x = 406,253,387.32

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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.