Home / 517,403,640.24-714,019,923.69-294,385,316.46

Finding the Fourth Proportional to 517,403,640.24, 714,019,923.69 and 294,385,316.46

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Solution

The fourth proportional to 517,403,640.24, 714,019,923.69 and 294,385,316.46 is: 406,253,386.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,403,640.24 : 714,019,923.69 = 294,385,316.46 : x
  2. Step 2: Convert to fraction form
    517,403,640.24/714,019,923.69 = 294,385,316.46/x
  3. Step 3: Cross multiply
    517,403,640.24x = 714,019,923.69 × 294,385,316.46
  4. Step 4: Simplify right side
    517,403,640.24x = 210,196,981,194,225,696
  5. Step 5: Solve for x
    x = 210,196,981,194,225,696/517,403,640.24
  6. Step 6: Final answer
    x = 406,253,386.81

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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.