Home / 701,586,757,122.72-968,163,799,576.32-380,795,704,755.36

Finding the Fourth Proportional to 701,586,757,122.72, 968,163,799,576.32 and 380,795,704,755.36

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Solution

The fourth proportional to 701,586,757,122.72, 968,163,799,576.32 and 380,795,704,755.36 is: 525,484,001,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,586,757,122.72 : 968,163,799,576.32 = 380,795,704,755.36 : x
  2. Step 2: Convert to fraction form
    701,586,757,122.72/968,163,799,576.32 = 380,795,704,755.36/x
  3. Step 3: Cross multiply
    701,586,757,122.72x = 968,163,799,576.32 × 380,795,704,755.36
  4. Step 4: Simplify right side
    701,586,757,122.72x = 368,672,616,378,291,825,147,904
  5. Step 5: Solve for x
    x = 368,672,616,378,291,825,147,904/701,586,757,122.72
  6. Step 6: Final answer
    x = 525,484,001,280.55

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Double scale
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1.5x scale

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.