Home / 374,134,472,896.20-561,201,709,344.30-109,138,858,420.20

Finding the Fourth Proportional to 374,134,472,896.20, 561,201,709,344.30 and 109,138,858,420.20

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Solution

The fourth proportional to 374,134,472,896.20, 561,201,709,344.30 and 109,138,858,420.20 is: 163,708,287,630.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,134,472,896.20 : 561,201,709,344.30 = 109,138,858,420.20 : x
  2. Step 2: Convert to fraction form
    374,134,472,896.20/561,201,709,344.30 = 109,138,858,420.20/x
  3. Step 3: Cross multiply
    374,134,472,896.20x = 561,201,709,344.30 × 109,138,858,420.20
  4. Step 4: Simplify right side
    374,134,472,896.20x = 61,248,913,901,301,790,670,848
  5. Step 5: Solve for x
    x = 61,248,913,901,301,790,670,848/374,134,472,896.20
  6. Step 6: Final answer
    x = 163,708,287,630.30

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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.