Home / 20,648,156,119,234-28,507,317,370,584-13,143,761,139,115

Finding the Fourth Proportional to 20,648,156,119,234, 28,507,317,370,584 and 13,143,761,139,115

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Solution

The fourth proportional to 20,648,156,119,234, 28,507,317,370,584 and 13,143,761,139,115 is: 18,146,577,741,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,648,156,119,234 : 28,507,317,370,584 = 13,143,761,139,115 : x
  2. Step 2: Convert to fraction form
    20,648,156,119,234/28,507,317,370,584 = 13,143,761,139,115/x
  3. Step 3: Cross multiply
    20,648,156,119,234x = 28,507,317,370,584 × 13,143,761,139,115
  4. Step 4: Simplify right side
    20,648,156,119,234x = 374,693,370,235,899,992,984,256,512
  5. Step 5: Solve for x
    x = 374,693,370,235,899,992,984,256,512/20,648,156,119,234
  6. Step 6: Final answer
    x = 18,146,577,741,480.20

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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.