Home / 763,923,261,960.24-1,054,217,378,969.60-416,701,107,669.54

Finding the Fourth Proportional to 763,923,261,960.24, 1,054,217,378,969.60 and 416,701,107,669.54

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Solution

The fourth proportional to 763,923,261,960.24, 1,054,217,378,969.60 and 416,701,107,669.54 is: 575,049,316,359.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,923,261,960.24 : 1,054,217,378,969.60 = 416,701,107,669.54 : x
  2. Step 2: Convert to fraction form
    763,923,261,960.24/1,054,217,378,969.60 = 416,701,107,669.54/x
  3. Step 3: Cross multiply
    763,923,261,960.24x = 1,054,217,378,969.60 × 416,701,107,669.54
  4. Step 4: Simplify right side
    763,923,261,960.24x = 439,293,549,541,111,529,209,856
  5. Step 5: Solve for x
    x = 439,293,549,541,111,529,209,856/763,923,261,960.24
  6. Step 6: Final answer
    x = 575,049,316,359.18

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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.