Home / 13,856,050,058.39-19,121,491,176.27-7,512,430,160.15

Finding the Fourth Proportional to 13,856,050,058.39, 19,121,491,176.27 and 7,512,430,160.15

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Solution

The fourth proportional to 13,856,050,058.39, 19,121,491,176.27 and 7,512,430,160.15 is: 10,367,230,662.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,856,050,058.39 : 19,121,491,176.27 = 7,512,430,160.15 : x
  2. Step 2: Convert to fraction form
    13,856,050,058.39/19,121,491,176.27 = 7,512,430,160.15/x
  3. Step 3: Cross multiply
    13,856,050,058.39x = 19,121,491,176.27 × 7,512,430,160.15
  4. Step 4: Simplify right side
    13,856,050,058.39x = 143,648,867,019,652,841,472
  5. Step 5: Solve for x
    x = 143,648,867,019,652,841,472/13,856,050,058.39
  6. Step 6: Final answer
    x = 10,367,230,662.01

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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.